Scientific Program

Thank you for joining us at the 2025 conference!

THE 2025 PROGRAM

Sunday, 18 May

8:30- 9:00 am Welcome and Announcements

9:00-10:30 am Session #1. "Ups and Downs in CA3-Dentate Gyrus Relations"

Alessandro Treves (SISSA, Trieste, Italy), Chair

Irmgard Amrein (University of Zurich, Switzerland) "Beyond the standard model of the mammalian area CA3"
Shir Maimon (Weizmann Institute of Science, Israel) "Sparse versus dense coding of very large environments in hippocampal subregions CA3 and CA1"
Qian Sun (Case Western Reserve University, Cleveland, USA) "Dorso-ventral heterogeneity in CA3 circuitry"
Gal Richter-Levin (University of Haifa, Israel) "Do dorsal and ventral dentate gyrus lead separate lives?"
Alessandro Treves (SISSA, Trieste, Italy) "The effect of heterogeneity of place fields on CA3 charts"
Edmund Rolls (Oxford Centre for Computational Neuroscience & U Warwick, UK) "How neocortical pathways enable CA3 cells to encode spatial scenes using spatial view cells in primates including humans"

10:30- 11:15 am Coffee break

11:15- 12:15 pm Session #2. "Hippocampal Brain-Machine Interfaces"

Timothy O’Leary, Chair

Albert Lee (HHMI, BIDMC/Harvard Medical School, USA) “Investigating memory recall and imagination with a hippocampal brain-machine interface”
Timothy O’Leary (University of Cambridge, UK) “Control of spatial navigation by an optical hippocampal brain-machine interface induces rapid reconfiguration of cognitive maps (Part I)”
Julija Krupic (University College London, UK) “Control of spatial navigation by an optical hippocampal brain-machine interface induces rapid reconfiguration of cognitive maps (Part II)”
Yaniv Ziv (Weizmann Institute of Science, Israel) “Optical imaging based brain-computer interface in freely behaving mice for long-term investigation of hippocampal memory codes”

12:15- 12:30 pm Data Blitz #1

Stefano Guglielmo (Scuola Normale Superiore, Pisa, Italy) "The role of a lateral entorhinal cortex engram in episodic-like memory recall"
Melissa Hernández-Frausto (New York University, USA) "Glutamatergic and GABAergic projections from the lateral entorhinal cortex to the hippocampus and their role in episodic memory"

12:30- 2:00 pm Lunch break

2:00- 3:00 pm Session #3. “Expanding the Engram Search”

Steve Ramirez, Chair

Tomás Ryan (Trinity College Dublin, Ireland) “Innate Memory; the plasticity of instinct”
Denise Cai (Mount Sinai, NY, USA) "The brain in motion; how dynamic memory ensembles support memory-updating"
Steve Ramirez (Boston University, MA, USA) "Stable engrams within drifting ensembles"
Christine Ann Denny (Columbia University Irving Medical Center, NY, USA) "A SMARTR workflow for multi-ensemble atlas mapping and brain-wide network analysis"
Takashi Kitamura (University of Texas Southwestern Medical Center, USA) "Roles of EphB/EphrinB2 signaling on grid cell modules and spatial navigation"
Gisella Vetere (ESPCI PSL Paris, France) "Dissection of an hippocampal engram to understand memory formation”

3:00- 4:00 pm Session #4. "Human Entorhinal-Hippocampal Circuitry; Latest Advances from Anatomical, Functional, and Clinical Research"

Xenia Grande and Marshall Dalton, Chairs

Marshall Dalton (University of Sydney, Australia) “Mapping anatomical connectivity between the entorhinal cortex and hippocampus in the human brain in vivo”
Samuel C. Berry (Royal Holloway University of London, UK) “Is the subiculum the heart of the extended hippocampal system?”
Xenia Grande (University of Oxford, UK) “Processing of spatio-temporal event information in the human entorhinal-hippocampal circuit”
Bryan Strange (Technical University of Madrid; Queen Sofia Foundation Alzheimer Centre, Spain) “Human entorhinal vs hippocampal contributions to emotional memory studied with intracranial recordings”
Jenna Adams (University of California, Irvine, USA) “Functional dynamics of entorhinal cortex and CA1 during statistical learning in pre-clinical Alzheimer's Disease”
Hannah Baumeister (German Center for Neurodegenerative Diseases, Germany) "Linking medial temporal lobe subregional atrophy and clinical progression in Alzheimer’s disease"

4:00- 4:45 pm Coffee Break

4:45-5:45 pm Session #5. “What is Hippocampal Replay Really Doing?”

Daniel Bendor and Matt van der Meer, Chairs

Matt van der Meer (Dartmouth College, USA) “Paradoxical replay protects contextual task representations against interference”
David Foster (University of California, Berkeley, USA) “Self-avoidance dominates the selection of hippocampal replay”
Antonio Fernandez-Ruiz (Cornell University, Ithaca, USA) “Hippocampal replay and predictive coding”
Kamran Diba (University of Michigan, USA) “Re-tuning of hippocampal representations during sleep”
Dan Bendor (University College London, UK) “Awake replay prioritises memories for consolidation"

5:45- 6:45 pm Associated Data Blitz

Daniel Bendor and Matt van der Meer, Chairs

Masa Takigawa (University College London, UK) "Cortico-hippocampal interactions during sharp wave ripples"
Pierre Varichon (University College London, UK) "Offline place field stabilisation during one-shot learning"
Ben Borthwick (University College London, UK) "Temporal dynamics underlying offline place field stabilisation"
Alexandra Narin (University College London, UK) "Targeted memory reactivation in behaving mice"
Charlotte Burdon (University College London, UK) "Sex difference in mice performing a serial novel object recognition task"
Diao Tong (University College London, UK) "Spatial representations in visual and spatial areas during visual navigation"

7:00-8:00 pm Welcome event (food and drinks/hotel lobby)

Monday, 19 May

8:30- 9:30 am Session #6. “Toward a Better Understanding of Hippocampal Area CA2”

Georgia Alexander, Chair

Serena Dudek (National Institute of Environmental Health Sciences, USA) “Role of mineralocorticoid receptors in area CA2; form and function”
Helen Scharfman (New York University, USA) “The role of area CA2 in the normal and epileptic hippocampus”
Hazim Eldirdiri Abdelrahman (Institute of Psychiatry and Neuroscience of Paris, France) “Delicious food, dopamine, and synaptic plasticity in hippocampal area CA2”
Pegah Kassraian (Columbia University, USA) “Hippocampal circuits for discriminating social threat from social safety”

9:30- 10:00 am Associated Data Blitz

Georgia Alexander, Chair

Shannon Farris (Virginia Tech, USA) “Mitochondrial diversity shapes area CA2 circuit-specific plasticity”
Elise Cope (University of Virginia, USA) “Hippocampal area CA2 perineuronal net plasticity in social memory”
Jeffrey Lopez-Rojas (University of Wisconsin-Milwaukee, USA) “Hearing the news from a faraway place; entorhinal-hippocampal circuit in social recognition memory"
Georgia Alexander (National Institute of Environmental Health Sciences, USA) “Social novelty-associated oscillations in area CA2”

10:00- 10:30 am Data Blitz #2

Antoine Madar (University of Chicago, USA) “Synaptic plasticity during learning; the rules of representational shifting in areas CA1 and CA3”
George Jacob (Ruhr-University, Bochum, Germany) "Hippocampal single-neuron representations of fear extinction in humans; an intracranial EEG study"
Jason Moore (New York University, USA) "Differential stability across the dendritic axis of CA3 pyramidal neurons"
Su-Min Lee (Seoul National University in Korea, Republic of Korea) "The task structure-bound spatial representations of single neurons in the subiculum"

10:30- 11:15 am Coffee Break

11:15- 12:15 pm Session #7. "Synaptic Tagging in Memory; From Synapses to Behavior"

Sreedharan Sajikumar, Chair

Laura Koek (University of Colorado School of Medicine, USA) “Role of intracellular calcium stores and CP-AMPARs in functional and structural plasticity”
Sreedharan Sajikumar (National University of Singapore) “Synaptic tagging in memory; metaplastic insights from hippocampal areas CA2 and CA1"
Rosalina Fonseca (Instituto Investigação e Inovação em Saúde, Portugal) “The hippocampal role in fear memory association; focusing on time”
Justin O'Hare (University of Colorado School of Medicine, USA) “Dendritic mechanisms for conjunctive feature storage in hippocampal area CA1”
Jannik Luboeinski (University of Göttingen Medical Center, Germany) “Cognitive dynamics arising from synaptic tagging and capture in recurrent networks”

12:15- 12:30 pm Data Blitz #3

Yul Kang (Korea Advanced Institute of Science and Technology, Republic of Korea) "Spatial uncertainty and environmental geometry in navigation; Bayesian & neural network models”
Benjamin Thompson (University of St Andrews, UK) “Grid cell symmetry is associated with accurate distance estimation”

12:30- 2:00 pm Lunch Break

2:00- 3:00 pm Session #8. "Thalamic-Hippocampal Memory Circuits; An Open Relationship"

Elvira De Leonibus and Bianca Silva, Chairs

Diletta Cavezza (Telethon Institute of Genetics and Medicine, Naples, Italy) "Sex-dependent engagement of reuniens-hippocampal pathway during incidental encoding"
Livia Autore (ESPCI, Paris, France) "Remote recall and fear expression; the role of hippocampal-cortical-thalamic communication"
Katarzyna Radwańska (Nencki Institute of Experimental Biology, Warsaw, Poland) "The contribution of thalamo-hippocampal connections to contextual fear extinction"
Mark Sheffield (University of Chicago, USA) "The thalamo-CA1 circuit modulates contextual fear memory by altering CA1 neural dynamics"

3:00- 4:00 pm Session #9. "The Determinants of Memory Networks in Humans"

Dorothy Tse (Edge Hill University, United Kingdom), Chair

R. Shayna Rosenbaum (York University, Canada) "From cognitive maps to spatial gists and schemas; insights from lesion and neuroimaging studies in patients"
Asaf Gilboa (The Rotman Research Institute at Baycrest, Toronto, Canada) "Prior knowledge supports the rapid formation of memory engrams in the human neocortex"
Aidan Horner (University of York, United Kingdom) "Schema effects in temporal order memory"
Alexander Barnett (McGill University, Montreal, and University of Toronto, Canada) "How shared experience and interpretation shapes neural representations and inter-subject synchrony"

4:00- 4:45 pm Coffee Break

4:45- 5:45 pm Data Blitz #4

Svenja Stomberg (University of Braunschweig – Institute of Technology, Germany) "Understanding the role of soluble guanylyl cyclase in neuronal architecture; a focus on the interaction with scaffolding protein Scribble"
Svenja Nierwetberg (University College London, UK) "A role for hippocampal CA1 in structural learning in mice"
Dániel Dobolyi (University College London, UK) "All-optical perturbation of context-selective hippocampal representations during temporal association learning"
Antoine Bouyeure (Ruhr-University Bochum, Germany) "Laminar fMRI of the hippocampus during autobiographical memory"
Ricardo Guajardo (University of California, San Francisco, USA) "Neuronal deposition of extracellular matrix in the dentate gyrus promotes hippocampal memory"
Tristan Shuman (Mount Sinai, New York, USA) "Medial entorhinal-hippocampal desynchronization parallels the emergence of memory impairment in a mouse model of Alzheimer’s disease pathology"
Uma Mohan (National Institutes of Health, USA) “Direct electrical microstimulation of hippocampus evokes high-frequency ripple oscillations in humans”

5:45-6:45 pm Session #10. "The Hippocampus; From Cells to the Clinic”

Steven Poulter, Chair

John O'Keefe (University College London, UK) “ How hippocampal CA1 cells support flexible navigation”
Colin Lever (University of Durham, UK) “Memory for object locations in subicular vector trace cells”
Neil Burgess (University College London, UK) "Theta sweeps and spatial planning"
Dennis Chan (University College London, UK) “Impaired path integration in early Alzheimer’s Disease”
Karen Duff (UK Dementia Research Institute, UCL, UK) “Hippocampal mechanisms of pathogenesis in the tauopathies”
Sarah Shipley (University College London, UK) "Disordered hippocampal reactivations predict spatial memory deficits in a mouse model of Alzheimer's Disease"

Tuesday, 20 May

8:30- 9:30 am Session #11. “Hippocampal Dysfunction in Neurodevelopmental Disorders"

Vitaly Klyachko, Chair

Nathalie Rouach (College de France, France) “Astroglial Kir4.1 potassium channel deficit drives neuronal hyperexcitability and behavioral defects in Fragile X syndrome”
Anis Contractor (Northwestern University, USA) “Hippocampal dysfunction in mice with “lurcher” mutations in GluA1”
Vitaly Klyachko (Washington University, USA) “Interplay of excitatory and inhibitory deficits driving hippocampal circuit hyperexcitability in a Fragile X mouse model”
Alex Chubykin (Purdue University, USA) “Impaired visual familiarity-evoked theta oscillations in the hippocampus of Fmr1 KO mice”

9:30- 10:30 am Session #12. “Synaptic and Circuit Functions of the Lateral Entorhinal Cortex”

Jayeeta Basu and Kei Igarashi, Chairs

John Issa (Northwestern University, USA) “Reward representation in the lateral entorhinal cortex”
Jim Knierim (Johns Hopkins University, USA) “Multiplexed spatial and temporal coding in the lateral entorhinal cortex”
Jayeeta Basu (New York University, USA) “Disinhibitory gating in the lateral entorhinal cortico-hippocampal circuit”
Kei Igarashi (University of California, Irvine, USA) “Interaction between the lateral entorhinal cortex and medial prefrontal cortex”

10:30-11:15 am Coffee Break

11:15- 12:15 pm Session #13. “New Perspectives on Hippocampal Interneurons”

Annabelle Singer and Tristan Shuman, Chairs

Annabelle Singer (Georgia Tech and Emory University, Atlanta, USA) "Learning from inhibition; hippocampal interneurons in navigating to new goals"
Zoe Christenson Wick (Icahn School of Medicine at Mount Sinai, NYC, USA) "Dentate gyrus inhibitory theta phase locking in the healthy and epileptic brain"
Marlene Bartos (University of Freiburg, Germany) "Somatostatin interneurons flexibly encode goal locations depending on current and past experience"
Azahara Oliva (Cornell University, NY, USA) "An inhibitory circuit to balance hippocampal reactivations during sleep"

12:15- 12:30 pm Data Blitz #5

Jack Mellor (University of Bristol, UK) "OLM interneurons regulate CA1 place cell plasticity and remapping"
Federico Torelli (University of Freiburg, Germany) “Properties and diversity of NDNF-expressing interneurons in the dentate gyrus”

12:30- 2:00 pm Lunch Break

2:00- 3:00 pm Session #14. "Inhibitory and Disinhibitory Circuit Motifs Shaping Hippocampal Memory"

Lisa Topolnik and Suhel Tamboli (Laval University, Canada), Chairs

Gabor Nyiri (Institute of Experimental Medicine, Hungary) “Brainstem nucleus incertus controls hippocampal memory processing”
Suhel Tamboli (Laval University, Canada) “Unveiling the role of hippocampal CA1 VIP interneurons in contextual fear memory encoding”
Stephanie Herrlinger (Columbia University, New York, USA) “Disorganized inhibitory dynamics and inferred connectivity in hippocampal area CA1 of 22q11. 2 deletion mutant mice”
Jiannis Taxidis (SickKids/University of Toronto, Canada) "Hippocampal interneurons shape memory-encoding pyramidal sequences"
Nathalie Immerzeel (Biozentrum of the University of Basel, Switzerland) "Experience-dependent plasticity shapes inhibitory circuits and regulates the generation of hippocampal cognitive maps"

3:00- 4:00 pm Data Blitz #6

Daniel Goodwin (University of Exeter, UK) “Acetylcholine dynamics in the retrosplenial cortex during uncertainty”
Benedetta Bigio (Carla Nasca Lab, NYU Grossman School of Medicine, USA) "Single-cell transcriptomic maps of the ventral hippocampus identified a novel pathway to regulate brain plasticity"
Maya Hopkins (New York University, USA) "Hippocampal CA1 stability and flexibility during an odor guided spatial navigation task"
Keelin O’Neil (New York University, USA) “Integration of entorhinal cortices in hippocampal area CA3”
Salman Qasim (Rutgers Robert Wood Johnson Medical School, New Brunswick, USA) “Hippocampal-prefrontal dynamics link reinforcement learning and memory in the human brain”
Ella Svahn (University College London, UK) "Cholinergic inputs to ventral hippocampus inform hidden-state inference needed for flexible behaviour"
Adedamola Onih (Sainsbury Wellcome Centre, UCL, UK) "Pupil dynamics and hippocampal representations reveal fast statistical learning in mice"
Jennifer Ding (Harvard University, USA) "Hippocampal representations of episode boundaries and their reactivations"

4:00- 4:45 pm Coffee Break

4:45- 5:45 pm Session #15. “Spatial Memory and Navigation in Humans”

Jörn Alexander Quent and Darya Frank, Chairs

Khazar Ahmadi (Ruhr-University Bochum, Germany) "Mapping the laminar signature of hippocampal subregions during spatial navigation"
Cory Inman (University of Utah, Salt Lake City, USA) "Capturing synchronized neural and experiential data during human navigation in the wild"
Zita Patai (Ruhr-University Bochum, Germany) "Grid-like representations and navigation strategies"
Jörn Alexander Quent (Fudan University, Shanghai, China) "Graded encoding of spatial novelty scales
in the human hippocampus"

5:45- 6:30 pm Session #16. “Ripple-Locked Spiking Activity during Human Behavior and Sleep”

Zita Patai, Chair

Julio Chapeton (National Institutes of Health, Bethesda, USA) "Spiking activity and coding in local modules of the temporal lobe"
Aarti Swaminathan (Ruhr-University Bochum, Germany) "Awake ripples in humans"
Florian Mormann (University of Bonn, Germany) "Episodic memory consolidation by reactivation of human concept neurons during sleep reflects contents, not sequence of events"

Wednesday, 21 May

8:30- 9:30 am Session #17. “Hippocampal Regulation of the Lateral Septum”

Felix Leroy, Chair

Andy Lee (University of Toronto, Canada) “Hippocampus-lateral septum connectivity in rats and humans”
Guillaume Etter (McGill University, Canada) “A population code for idiothetic representations in the hippocampal-septal circuit”
Man Jiang (Huazhong University of Science and Technology, China) “Dynamic regulation of social memory by GABAergic neurons in the lateral septum”
Félix Leroy (Institute of Neurosciences, Alicante, Spain) “Septal circuits regulating social preferences”
Tatiana Korotkova (University of Cologne, Germany) “Regulation of social interactions and feeding by neurotensin and somatostatin neurons of the lateral septum"

9:30-10:30 am Session #18. "Hippocampal and Neocortical Dynamics during NREM and REM Sleep"

Sylvain Williams, Chair

Gabrielle Girardeau (Institut du Fer à Moulin, Paris, France) "The role of dorso-ventral hippocampal coordination in the consolidation of emotional experiences"
Justine Fortin-Houde (Université de Montréal, Saint-Justine, Canada) "Modulation of hippocampal rhythms by median raphe VGLUT3+ neurons during sleep"
Suzanne van der Veldt (Université de Montréal, Saint-Justine, Canada) "Modulation of hippocampal rhythms by serotonergic neurons in the median raphe during sleep"
Eric Carmichael (McGill University, Canada) "Hippocampal ensembles in pre- and post-task REM sleep"
Sylvain Williams (McGill University, Canada) "Alterations of REM sleep in mouse Alzheimer models"

10:30-11:15 am Coffee Break

11:15- 12:15 pm Session #19. "Thalamocortical Interactions in Navigation and Memory"

Adrien Peyrache, Chair

J. Quinn Lee (McGill University, Montreal, Canada) "Population dynamics of thalamocortical and hippocampal networks during reorientation"
Dheeraj Roy (University of Buffalo, NY, USA) “From anterior thalamic cell types to cognitive functions”
Andy Alexander (UC Santa Barbara, California, USA) “Thalamo-retrosplenial interactions in support of contextual spatial memory”
Miao Wang (Ludwig-Maximilians Universität, Munich, Germany) "Behavioral modulation of the head direction representation in postsubiculum"
Adrien Peyrache (McGill University, Montreal, Canada) “Orienting memories during sleep"

12:15-12:30 pm Associated Data Blitz

Dongkyun Lim (Université Paris Cité, France) "Anatomical and electrophysiological properties of anterior thalamic neurons projecting to cortical head direction areas"
Nicola Sartorato (University of Tübingen, Germany) "Behavioral modulation of the hippocampal spatial map"

12:30- 2:00 pm Lunch Break

2:00- 3:00 pm Session #20. "MEG / iEEG Studies of Human Hippocampal Function"

Daniel Bush and Oliver Vikbladh, Chairs

Daniel Bush (University College London, UK) "Goal distance coding in the human hippocampus"
Darya Frank (University of Manchester, UK) "Human hippocampal ripple activity and cortical prediction errors"
Eleonora Marcantoni (University of Glasgow, UK) "Multi-sensory rhythmic stimulation of hippocampal theta to modulate episodic memory in humans"
Yunzhe Liu (Beijing Normal University, China) "Human hippocampal ripples in learning and inference"
Oliver Vikbladh (University College London, UK) "Systems consolidation of sequential planning"

3:00- 4:00 pm Session #21. “Inflammatory Targets in Epilepsy and its Cognitive Co-morbidities”

Nicholas Varvel, Chair

Annamaria Vezzani (Mario Negri Institute for Pharmacological Research, Milan, Italy) “Neuroinflammation microenvironment sharpens seizure circuit”
Amy Brewster (Southern Methodist University, Dallas, USA) “Trem2 and complement signaling in epilepsy; a role in cognitive decline”
Ray Dingledine (Emory University, Atlanta, USA) “Role of EP2 receptors in seizure-induced hippocampal microgliosis and cognitive deficits”
Nicholas Varvel (Emory University, Atlanta, USA) “CCR2+ monocytes are a driver of brain inflammation and seizure-associated behavioral co-morbidities”

4:00- 4:45 pm Coffee Break

4:45- 5:45 pm Session #22. “Hippocampal and Cortical Circuits in Rat Models of Neurodevelopmental Disorders”

Paul Dudchenko and Adrian Duszkiewicz, Chairs

Emma Wood (University of Edinburgh, UK) "Characterisation of hippocampal function in a rat model of GRIN2B-related neurodevelopmental disorder"
Adrian Duszkiewicz (University of Stirling, UK) “Multisensory integration within the head direction system in a rat model of Fragile X Syndrome”
Sam Booker (University of Edinburgh, UK) "Impaired temporoammonic synaptic function in multiple rat models of neurodevelopmental disorders"
Michael Coulter (University of California, San Francisco, USA) "Understanding spatial learning deficits in a rat model of SCN2A haplo-insufficiency"

5:45-6:30 pm Data Blitz #7

Anuj Vadher (University of Stirling, UK) "Quantifying path integration deficits in a rat model of Fragile X Syndrome"
Hinze Ho (University of Cambridge, UK and UK Dementia Research Institute, UCL, UK) "Impaired path-integration is associated with early Tau pathology in the entorhinal-hippocampal neural networks"
Dylan Rich (Princeton University, USA) "Error-driven changes in hippocampal representations enable flexible re-learning"

Cliff Kentros (Norwegian University of Science and Technology, Trondheim, Norway) "Circuit-specific manipulation of entorhinal- hippocampal interactions"
Antje Kilias (University of Freiburg, Germany) “Influence of MEC inputs onto dentate gyrus spatial maps"
Ute Häussler (University of Freiburg, Germany) “Structural, behavioral, and physiological benefits of deep brain stimulation in epilepsy”

.

Thursday, 22 May

8:30- 9:30 am Session #23. "The Ventral Side of the Hippocampus; Circuits and Functions"

Bénédicte Amilhon and Andrew MacAskill, Chairs

Bénédicte Amilhon (Université de Montréal, Canada) "Sex-specific serotonergic modulation of ventral hippocampus rhythms and anxiety"
Rutsuko Ito (University of Toronto, Canada) "Ventral hippocampal circuits in the arbitration of approach-avoidance conflict"
Stéphane Ciocchi (University of Bern, Switzerland) "Neuronal circuits of anxiety in the ventral hippocampus"
Mazen Kheirbek (University of California San Francisco, USA) "Representing rewarding and aversive experiences in ventral hippocampal circuits"
Andrew MacAskill (University College London, UK) "Hidden-state inference requires abstract contextual representations in ventral hippocampus"
Sanja Mikulovic (Leibniz Institute for Neurobiology, Germany) "The role of the ventral hippocampus in modulating prosocial learning"

9:30- 10:30 am Session #24. “Neural Dynamics of Cross-Structural Communication”

Ralitsa Todorova and Marco Pompili, Chairs

Pascale Quilichini (Institut de Neurosciences des Systèmes, Marseille, France) “Communication within the cortico-hippocampo-thalamic network in episodic memory”
Lisa Roux (Interdisciplinary Institute For Neuroscience, Bordeaux, France) “Olfactory system impact on hippocampal networks”
Ralitsa Todorova (Cornell University, Ithaca, USA) “Hippocampal-cortical consolidation mediated by sharp-wave ripples”
Raphaël Brito (Collège de France, Paris, France) “Interaction between hippocampus, VTA, and nucleus accumbens during learning and memory consolidation”
Wenbo Tang (Cornell University, Ithaca, USA) “Sleep microstructure organizes memory replay”
Marco Pompili (Institut de Neurosciences des Systèmes, Marseille, France) “Neuronal avalanches and interstructural communication”

10:30-11:15 am Coffee Break

11:15- 12:15 am Session #25. "Spatial Maps in the Subiculum"

Doug Nitz and Jordan Carpenter, Chairs

Douglas Nitz (University of California San Diego, USA) “Subiculum encoding of directional transitions”
Jordan Carpenter (KISN, Trondheim, Norway) “Responses to hippocampal remapping in the subiculum”
Kenji Mizuseki (Osaka Metropolitan University, Japan) "Encoding and routing of navigational information by the subiculum"
Jorge Brotons-Mas (Universidad Cardinal Herrera, Alicante, Spain) “Heterogeneous spatial representation in the subiculum”
Ryan Place (University of California San Diego, USA) "Multiple types of directional signals in dorsal subiculum"
Yanjun Sun (Stanford University, USA) “Latrophilin-2 regulates topographic spatial information processing in the hippocampus”
Inah Lee (Seoul National University, Republic of Korea) “Dissection of the task space by the subiculum”

12:15- 12:30 pm Data Blitz #8

Zilong Ji (University College London, UK) "Phase precession relative to turning angle in theta-modulated head direction cells"
Sze Chai Kwok (Duke Kunshan University, Kunshan, China) "Sustained hippocampal theta-oscillations reflect experience-dependent learning in backward temporal order memory retrieval"

12:30- 2:00 pm Lunch Break

2:00- 3:00 pm Session #26. “Engram Ensembles Emergence in Learning and Memory”

Michele Pignatelli and Tomás Ryan, Chairs

Andrew Mocle (Krembil Brain Institute, Toronto, Canada) “Activity-dependent allocation and plasticity of hippocampal engram ensembles during contextual memory formation”
Clara Ortega de San Luis (University of Jaén, Spain) "Molecular modulation of memory; role of clustered protocadherin plasticity in engram function"
Johannes Gräff (EPFL, Lausanne, Switzerland) “Chromatin plasticity predetermines neuronal selection for memory allocation”
George Dragoi (Yale School of Medicine, New Haven, USA) “Emergence of theta sequence during a novel detour”
Michael Drew (University of Texas at Austin, USA) "Fear ensembles in stress-induced fear sensitization”
Michele Pignatelli (MIT, Cambridge, USA) “Engram-tracker; a real-time activity-dependent tagging tool tracking Fos expression”

3:00- 4:00 pm Session #27. "The Dentate Gyrus Dorso-Ventral axis; Circuit and Molecular Insights for Domain-Specific Regulation of Cognition and Mood"

Juan Song and Chris Anacker, Chairs

Hwai-Jong Cheng (Institute of Molecular Biology, Academia Sinica, Taiwan) “The role of Blm-s, a novel BH3-only BCL-2 family gene, in hippocampus-mediated mood control”
Cheng-Chang Lien (National Yang Ming Chiao Tung University, Taiwan) “Hippocampal mossy cell circuitry and function”
Juan Song (University of North Carolina, Chapel Hill, USA) “Supramammillary control of memory and mood along the dorso-ventral axis of the dentate gyrus”
Chris Anacker (Columbia University, USA) “Early-life adversity impairs serotonergic regulation of cellular and molecular responses in the ventral dentate gyrus during fear generalization”
Milenna van Dijk (Columbia University, USA) “Effects of genes and environments on ventral vs. dorsal dentate gyrus leading to vulnerability to depression; a mouse-to-human translational approach"

4:00- 4:45 pm Coffee Break

4:45- 5:45 pm Session #28. “Experience- and Sensory-Dependent Coding of Place and Grid Cells”

Guifen Chen and Yi Gu, Chairs

Jérôme Epsztein (INMED, France) "Landmark and self motion-driven place cell activation during development"
Yi Gu (National Institutes of Health, USA) "The medial entorhinal cortex encodes multisensory spatial information"
Dori Derdikman (Technion, Israel) "To drift or not to drift, that is the question"
Guifen Chen (Queen Mary University of London, UK) "Formation of place and grid fields in a visual-only environment "

5:45- 6:30 pm Data Blitz #9

Shan Jiang (University of Oxford, UK) "Pathological Tau alters head direction signaling and induces spatial disorientation"
Christos Lisgaras (New York University, USA) "Hippocampal high frequency oscillations (250-500Hz) as a novel biomarker and treatment target in Alzheimer's Disease models"
Gergő Nagy (Institute of Experimental Medicine, Hungary) "Activity of adult-born dentate granule cells during avoidance of aversive stimulus"
Rachel Wahlberg (University of Michigan, USA) "Representations of event boundaries in rodent hippocampus"
Madeline Bacon (Icahn School of Medicine at Mount Sinai, New York, United States) "How do cells active during learning continue to reactivate across time?"
Mingkang Zhou (University of California, San Francisco, USA) "Temporally specific hippocampal computations during associative learning bridging delays"

Friday, 23 May

8:30- 9:30 am Session #29. “The Ontogeny of Space”

Freyja Ólafsdóttir and Francesca Cacucci, Chairs

Eleonora Lomi (University College London, UK) “The development of egocentric spatial representations in post-rhinal cortex”
Rosa Cossart (INMED, Marseille, France) “How developmental lineage shapes hippocampal circuit organization”
Matteo Guardamagna (Norwegian University of Science and Technology, Trondheim, Norway) “Ontogeny of the grid network”
Marco Abrate (University College London, UK) “A recurrent neural network model of cognitive map development”

9:30- 10:30 am Session #30. “The Ontogeny of Memory”

Charlotte Boccara and Flavio Donato, Chairs

Louisa Zielke (Trinity College, Dublin, Ireland) “Engram competition in infantile amnesia”
Freyja Ólafsdóttir (Radboud University, Nijmegen, Netherlands) “The ontogeny of resting state hippocampal-cortical networks"
Flavio Donato (Biozentrum of the University of Basel, Switzerland) “Developmental dynamics shape memory ontogeny and functions”
Charlotte Boccara (NCMM, Oslo, Norway) “Different developmental trajectories of hippocampal and cortical sleep activity”

10:30-11:15 am Coffee Break

11:15-12:15 pm Session #31. "Single Cell Recordings in Non-Mammalian Hippocampi"

Yoram Gutfreund, Chair

Yoram Gutfreund (The Technion-Israel Institute of Technology, Haifa, Israel) “Spatial representations in the hippocampus of a flying bird”
Hannah Payne (Columbia University, New-York, USA) "Remote activation of place codes by gaze in food-caching birds"
Ronen Segev (Ben-Gurion University, Be'er-Sheva, Israel) "The neural basis of navigation in goldfish"

Jennifer Li (Max Planck Institute for Biological Cybernetics, Tubingen, Germany) "Uncovering place cells and flexible spatial maps in larval zebrafish"

12:15- 12:30 pm Data Blitz #10

Johannes Kappel (Friedrich Miescher Institute for Biomedical Research, Basel, Switzerland) “Reconstructing the complete wiring logic of the larval zebrafish place cell network”
Carolin Koretz (Goethe University Frankfurt, Germany) “An organotypic in vitro model to study activity-mediated mossy cell degeneration”

12:30- 2:00 pm Lunch Break

2:00- 4:00 pm Data Blitz #11

Prithviraj Rajebhosale (National Institutes of Health, Bethesda, USA) “Membrane to nucleus signaling by Neuregulin1 regulates subtype diversity of dentate granule cells”
Ain Chung (Korea Advanced Institute of Science and Technology, Republic of Korea) "Hippocampus circuit mechanisms underlying social memory enhancement"
Stephanie Page (Lieber Institute for Brain Development, Baltimore, USA) “An integrated single-nucleus and spatial transcriptomics atlas reveals the molecular landscape of the human hippocampus”
Kristina Valentinova (University College London, UK) "Hunger and thirst as context for decision-making"
Ole Christian Sylte (University of Freiburg, Germany) “Coordinated representational drift supports stable place coding in
hippocampal area CA1”
Austin Baggetta (Icahn School of Medicine at Mount Sinai, New York, USA) "How does the hippocampus accumulate cognitive maps?"
Paul Philipsberg (Icahn School of Medicine at Mount Sinai, New York, USA) "The role of MEC2 stellate cells in dentate spikes and interictal epileptiform discharges"
Douglas GoodSmith (University of Chicago, USA) "Differential effects of cell-type specific dentate gyrus inhibition on CA1 place cell stability"
Martin Pofahl (Kavli Institute for Systems Neuroscience, Norway) "Topographical organization of functional cell types in the medial entorhinal cortex"
Ane Lautrup (Norwegian University of Science and Technology, Norway) "Population drift in the entorhinal cortex and hippocampus, with and without "space"
Hilary Sweatman (McGill University, Montreal, Canada) "Self-referential memory development in the hippocampus”
Angela Zordan (Donders Institute at Radboud University, Netherlands) "Brain reactivation under cortical excitation"
Carmen Gascó Gálvez (Radboud University, Nijmegen, The Netherlands) “A bonsai framework for online Sharp wave ripple detection”
Anton Sirota (Ludwig-Maximilians-Universität München, Germany) "Spatial sources of theta oscillations"
Michael Hasselmo (Boston University, USA) "Egocentric and allocentric neural codes for guiding behavior"

4:00- 4:45 pm Coffee Break

4:45- 5:45 pm Session #32. "Functional Interactions Between the Hippocampal Region and the Neocortex; From Animal Anatomy to Human Conceptual Spaces"

Menno Witter and Daniel Reznik, Chairs

Menno Witter (NTNU, Trondheim, Norway) "Comparative structure of cortico-entorhino-hippocampal networks in non-primates"
Kari Hoffman (Vanderbilt University, Nashville, USA) "Functional organization of content across hippocampal-cortical circuits in primates"
Daniel Reznik (Max Planck Institute for Human Cognitive and Brain Sciences, Leipzig, Germany) "Hippocampal cortical networks in humans and their emergence through mammalian evolution"
Stephanie Theves (Max Planck Institute for Empirical Aesthetics, Frankfurt, Germany) "Hippocampal contributions to abstraction and intelligence in humans"

End of Conference