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Courses
  • CNAGMB
    Cognitive Neuroscience: A Guide to Mind and Brain

  • SN
    Systems Neuroscience

  • CN
    Cognitive Neuroscience

  • FCP
    Foundations of Cognitive Psychology

  • NCMC
    Neural Computation and Mammalian Cognition

Grants
  • Funding agency logo
    A Noninvasive Assay of Entorhinal Grid Coding in Mild Cognitive Impairment

    Co-Investigator (COI)

    2022

    $59.2K
    Active
  • Funding agency logo
    Neurobehavioral Relations in Senescent Hippocampus

    Co-Investigator (COI)

    2021

    $1.9M
    Active
  • Funding agency logo
    Developing and Testing a Novel Virtual Cognitive Rehabilitation Program to Alleviate Persistent Cognitive Dysfunction Following Traumatic Brain Injury

    Co-Investigator (COI)

    2021

    $254.2K
    Active
  • Funding agency logo
    Precision and Binding as Two Dimensions of Medial Temporal Lobe Amnesia

    Principal Investigator (PI)

    2020

    $1.7M
    Active
  • Funding agency logo
    Evaluating the Neurocomputational Mechanisms of Explore-Exploit Decision Making in Older Adults

    Co-Investigator (COI)

    2020

    $1.5M
    Active
  • Funding agency logo
    Neurobehavioral Relations in Senescent Hippocampus

    Co-Investigator (COI)

    2016

    $3.8M
News
  • Ever Been Lost in the Grocery Store? Researchers are Closer to Knowing Why it Happens

    2021

  • Brain May Not Need Body Movements to Learn Virtual Spaces

    2019

Publications (146)
Recent
  • Machine learning classifiers for electrode selection in the design of closed-loop neuromodulation devices for episodic memory improvement

    2023

  • Understanding the encoding of object locations in small-scale spaces during free exploration using eye tracking

    2023

  • Spatial memory distortions for the shapes of walked paths occur in violation of physically experienced geometry

    2023

  • Classification of EEG signals: an interpretable approach using functional data analysis

    2022

  • time-frequency analysis of scalp EEG with Hilbert-Huang transform and deep learning

    2021

  • Partially overlapping spatial environments trigger reinstatement in hippocampus and schema representations in prefrontal cortex

    2021

  • Early Intervention via Stimulation of the Medial Septal Nucleus Improves Cognition and Alters Markers of Epileptogenesis in Pilocarpine-Induced Epilepsy

    2021

  • An important step toward understanding the role of body-based cues on human spatial memory for large-scale environments

    2021

  • Short, focused training in virtual reality does not reduce symptoms of cybersickness.

    2021

  • Common and distinct roles of frontal midline theta and occipital alpha oscillations in coding temporal intervals and spatial distances.

    2021

  • Assessment of a short, focused training to reduce symptoms of cybersickness

    2021

  • Regional variation in neurovascular coupling and why we still lack a Rosetta Stone

    2021

  • Pattern separation in the human hippocampus: Response to Quiroga

    2021

  • Recovery of Theta Frequency Oscillations in Rats Following Lateral Fluid Percussion Corresponds With a Mild Cognitive Phenotype

    2020

  • Cognitive Neuroscience: Why Do We Get Lost When We Are Stressed?

    2020

  • Category selectivity for face and scene recognition in human medial parietal cortex

    2020

  • Maps, Memories, and the Hippocampus

    2020

  • Precision, binding, and the hippocampus: Precisely what are we talking about?

    2020

  • Verbal cues flexibly transform spatial representations in human memory

    2019

  • A Modality-Independent Network Underlies the Retrieval of Large-Scale Spatial Environments in the Human Brain

    2019

  • Cytoarchitectonically‐driven MRI atlas of nonhuman primate hippocampus: Preservation of subfield volumes in aging

    2019

  • Which way is the bookstore? A closer look at the judgments of relative directions task

    2019

  • A contextual binding theory of episodic memory: systems consolidation reconsidered

    2019

  • Path integration in large-scale space and with novel geometries: Comparing Vector Addition and Encoding-Error Models

    2019

  • Reply to 'Active and effective replay: systems consolidation reconsidered again'

    2019

  • Medial septal stimulation increases seizure threshold and improves cognition in epileptic rats

    2019

  • Learning-dependent evolution of spatial representations in large-scale virtual environments.

    2019

  • Flexible network community organization during the encoding and retrieval of spatiotemporal episodic memories

    2019

  • Cover Image, Volume 29, Issue 5

    2019

  • On association study of scalp eeg data channels under different circumstances

    2018

  • P4‐314: A HARMONIZED PROTOCOL FOR IN VIVO HUMAN HIPPOCAMPAL SUBFIELD SEGMENTATION: INITIAL RESULTS OF THE 3 TESLA PROTOCOL

    2018

  • Temporal encoding strategies result in boosts to final free recall performance comparable to spatial ones

    2018

  • CA1 and CA3 differentially support spontaneous retrieval of episodic contexts within human hippocampal subfields

    2018

  • Space, time, and episodic memory: The hippocampus is all over the cognitive map

    2018

  • Dynamic neural network reconfiguration during the generation and reinstatement of mnemonic representations

    2018

  • Network-based brain stimulation selectively impairs spatial retrieval

    2018

  • Dissociation of frontal-midline delta-theta and posterior alpha oscillations: A mobile EEG study

    2018

  • Rightward and leftward biases in temporal reproduction of objects represented in central and peripheral spaces

    2018

  • Perspective: Assessing the Flexible Acquisition, Integration, and Deployment of Human Spatial Representations and Information

    2018

  • Memory and networks: Network-based approaches to understanding the neural basis of human episodic memory

    2017

  • A tale of two temporal coding strategies: common and dissociable brain regions involved in recency versus associative temporal order retrieval strategies

    2017

  • A harmonized segmentation protocol for hippocampal and parahippocampal subregions: Why do we need one and what are the key goals?

    2017

  • Space, Time and Episodic Memory: the Hippocampus is all over the Cognitive Map

    2017

  • Rightward and leftward biases in temporal reproduction of objects represented in central and peripheral spaces Eve A. Isham1, 2 Cong-huy Le2

    2017

  • P2‐060: A Harmonized Protocol for Medial Temporal Lobe Subfield Segmentation: Initial Results of The 3‐Tesla Protocol For The Hippocampal Body

    2016

  • Oscillations go the distance: low-frequency human hippocampal oscillations code spatial distance in the absence of sensory cues during teleportation

    2016

  • A network approach for modulating memory processes via direct and indirect brain stimulation: toward a causal approach for the neural basis of memory

    2016

  • Impairments in precision, rather than spatial strategy, characterize performance on the virtual Morris Water Maze: A case study

    2016

  • NETWORK LEVEL ANALYSIS OF NEURAL OSCILLATIONS FOLLOWING FLUID PERCUSSION INJURY IN THE RAT

    2016

  • Quantitative comparison of 21 protocols for labeling hippocampal subfields and parahippocampal subregions in in vivo MRI: towards a harmonized segmentation protocol

    2015

  • Roles of human hippocampal subfields in retrieval of spatial and temporal context

    2015

  • A graph theory approach to human episodic memory: Outlining the spectrotemporal basis of episodic memory retrieval

    2015

  • High-resolution 7T fMRI of human hippocampal subfields during associative learning

    2015

  • P4‐258: Towards a harmonized protocol for hippocampal subfield segmentation: An update

    2015

  • More than spikes: common oscillatory mechanisms for content specific neural representations during perception and memory

    2015

  • Complementary roles of human hippocampal subfields in differentiation and integration of spatial context

    2015

  • Successful retrieval of competing spatial environments in humans involves hippocampal pattern separation mechanisms

    2015

  • Specific responses of human hippocampal neurons are associated with better memory

    2015

  • Septohippocampal neuromodulation improves cognition after traumatic brain injury

    2015

  • Multiple interacting brain areas underlie successful spatiotemporal memory retrieval in humans

    2014

  • Different “routes” to a cognitive map: dissociable forms of spatial knowledge derived from route and cartographic map learning

    2014

  • The spectro-contextual encoding and retrieval theory of episodic memory

    2014

  • Volume of hippocampal subfields and episodic memory in childhood and adolescence

    2014

  • Complementary roles of human hippocampal subregions during retrieval of spatiotemporal context

    2014

  • A critical review of the allocentric spatial representation and its neural underpinnings: toward a network-based perspective

    2014

  • STIMULATION OF THE MEDIAL SEPTUM DRIVES HIP-POCAMPAL THETA OSCILLATIONS LEADING TO PER-SISTENT INCREASES IN THETA PHASE COHERENCE

    2014

  • Frequency-specific network connectivity increases underlie accurate spatiotemporal memory retrieval

    2013

  • Pomegranate juice augments memory and FMRI activity in middle-aged and older adults with mild memory complaints

    2013

  • Medial septal nucleus theta frequency deep brain stimulation improves spatial working memory after traumatic brain injury

    2013

  • 134 Deep brain stimulation of the medial septal nucleus improves spatial working memory following pilocarpine-induced status epilepticus

    2013

  • STIMULATION OF MEDIAL SEPTUM RESTORES HIPPOCAMPAL THETA COHERENCE FOLLOWING TRAUMATIC BRAIN INJURY

    2013

  • Fornix damage limits verbal memory functional compensation in multiple sclerosis

    2012

  • Gray matter loss correlates with mesial temporal lobe neuronal hyperexcitability inside the human seizure‐onset zone

    2012

  • Human neural systems underlying rigid and flexible forms of allocentric spatial representation

    2012

  • Differential connectivity of perirhinal and parahippocampal cortices within human hippocampal subregions revealed by high-resolution functional imaging

    2012

  • FREQUENCY-DEPENDENT EFFECTS OF MEDIAL SEPTAL STIMULATION FOR COGNITIVE IMPROVEMENT FOLLOWING TRAUMATIC BRAIN INJURY

    2012

  • Differential Recruitment of Brain Networks following Route and Cartographic Map Learning of Spatial Environments

    2012

  • Dissociations within human hippocampal subregions during encoding and retrieval of spatial information

    2011

  • Deep Brain Stimulation of the Human Entorhinal Region Enhances Memory

    2011

  • Neural oscillations associated with item and temporal order maintenance in working memory

    2011

  • Deceived and Distorted: Game Outcome Retrospectively Determines the Reported Time of Action

    2011

  • Prestimulus theta activity predicts correct source memory retrieval

    2011

  • Deceived and distorted: Game outcome retrospectively determines the reported time of action.

    2011

  • Andrew J. Watrous1, Itzhak Fried3, 4, Arne D. Ekstrom1, 2 7

    2011

  • Reduced hippocampal CA2, CA3, and dentate gyrus activity in asymptomatic people at genetic risk for Alzheimer's disease

    2010

  • Longitudinal changes in medial temporal cortical thickness in normal subjects with the APOE-4 polymorphism

    2010

  • Effects of youth authorship on the appraisal of paintings.

    2010

  • A sense of direction in human entorhinal cortex

    2010

  • Single-neuron responses in humans during execution and observation of actions

    2010

  • Family history of Alzheimer's disease and hippocampal structure in healthy people

    2010

  • Navigation in virtual space: Psychological and neural aspects

    2010

  • Effects of Youth Authorship on the Appraisal of Paintings

    2010

  • Reduced CA2, 3 and Dentate Gyrus Activation in Cognitively Intact Apolipoprotein E ɛ4 Carriers

    2009

  • Subregional hippocampal cortical thickness change in cognitively intact apolipoprotein E 4 carriers over a two year follow-up

    2009

  • Correlation of Cortical Thickness Within the Medial Temporal Lobe to PET Measures of Brain Amyloid and Tau

    2009

  • Correlation between BOLD fMRI and theta-band local field potentials in the human hippocampal area

    2009

  • Role of hippocampal connectivity in functional verbal memory compensation in multiple sclerosis

    2009

  • Advances in high-resolution imaging and computational unfolding of the human hippocampus

    2009

  • Human hippocampal CA1 involvement during allocentric encoding of spatial information

    2009

  • Correlation Between BOLD fMRI and Theta-band Local Field Potentials In the Human Hippocampal Area Running Title: Correlation Between BOLD and Theta-band LFPs Arne Ekstrom1, 2 …

    2009

  • INCREASED SINGLE NEURON FIRING AND BURST RATES ARE ASSOCIATED WITH ATROPHIC HIPPOCAMPAL AREAS IN TEMPORAL LOBE EPILEPSY PATIENTS

    2008

  • Reduced cortical thickness in hippocampal subregions among cognitively normal apolipoprotein E e4 carriers

    2008

  • Brain oscillations control timing of single-neuron activity in humans

    2007

  • Spatial and temporal episodic memory retrieval recruit dissociable functional networks in the human brain

    2007

  • Contrasting roles of neural firing rate and local field potentials in human memory

    2007

  • Characterizing interneuron and pyramidal cells in the human medial temporal lobe in vivo using extracellular recordings

    2007

  • Off-line reprocessing of recent memory and its role in memory consolidation: a progress report

    2003

  • NMDA receptor antagonism blocks experience-dependent expansion of hippocampal “place fields”

    2001

  • Independence of firing correlates of anatomically proximate hippocampal pyramidal cells.

    2001

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