Jordan M. Sorokin

Jordan M. Sorokin

Research

Publications, preprints, and selected highlights

A selection of my peer-reviewed publications, preprints, and conference work — spanning circuit neuroscience and epilepsy, respiratory and arousal circuits, and machine-learning models for biology.

Neurophysiology & Epilepsy Research


My scientific foundation was built at Stanford, where I completed my PhD in Neuroscience (2019) in the Huguenard Lab. My doctoral research focused on the neural dynamics underlying absence epilepsy — specifically, how the thalamocortical circuit transitions into and out of seizure states.

Using a combination of large-scale extracellular recordings, optogenetics, and applied mathematics, I demonstrated that real-time switching of thalamic firing modes is sufficient to both initiate and abort generalized seizures in freely behaving rodents. My work identified pre-ictal oscillatory signatures — including β-band shifts in thalamocortical synchrony — that reliably predict seizure onset, and showed that thalamic activity patterns unfolding across multiple time scales encode the imminence of ictal transitions.

This work produced several high-impact publications, including a first-author study in Neuron (2017) demonstrating bidirectional optogenetic control of generalized epilepsy networks, and a preprint on multi-scale thalamic dynamics as predictors of absence seizure onset.

Biotech, Deep Learning & Current Work


Over the past seven years, I've worked at the intersection of machine learning and biology in industry. At Herophilus and subsequently at Recursion, I developed and deployed deep learning representation models for biological state characterization — working across organoid imaging, transcriptomics, and high-content phenotypic screening.

My work at Recursion spanned self-supervised transcriptomics foundation models (contributing to the TxFM architecture, presented at ICLR 2026 Workshop FM4Science), large-scale representation learning for cancer and neurological disease, and the design of scalable ML infrastructure for drug discovery programs. I led disease program teams and guided cross-disciplinary scientific strategy at the boundary of computational biology and translational research.

I'm now a researcher at Amae Health, where my focus shifts back toward the brain — this time through the lens of passive digital biomarkers. My work there centers on machine learning approaches to inferring latent mental health states from observed behavioral signals, including passive biometrics and speech-to-text models. The goal is to enable richer, more continuous measurement of mental health outside the clinic.

Selected highlights


Bidirectional control of generalized epilepsy networks via rapid real-time switching of firing mode Neuron · Jan 2017

JM Sorokin, TJ Davidson, E Frechette, AM Abramian, K Deisseroth, JR Huguenard, JT Paz

Real-time, closed-loop optogenetic switching of thalamocortical firing modes to both initiate and abort absence seizures in freely behaving rodents — direct causal evidence that a single circuit motif controls seizure onset and termination.

Neuron

Thalamic activity patterns unfolding over multiple time scales predict seizure onset in absence epilepsy bioRxiv · Mar 2020

JM Sorokin, A Williams, S Ganguli, JR Huguenard

Multi-timescale analysis of single-unit thalamic recordings revealing pre-ictal activity signatures that forecast the onset of absence seizures before they begin.

bioRxiv

Breathing control center neurons that promote arousal in mice Science · Mar 2017

K Yackle, LA Schwarz, K Kam, JM Sorokin, JR Huguenard, JL Feldman, et al.

Identification of a molecularly defined subpopulation of breathing-center neurons that link respiratory rhythm to behavioral arousal — a mechanistic bridge between breathing and state of mind.

Science

Effective Biological Representation Learning by Masking Gene Expression ICLR 2026 Workshop FM4Science

K Kenyon-Dean, A Selega, I Bendidi, JM Sorokin, L Bertinetto, D Errington, H Donnella, O Kraus

A self-supervised transcriptomics foundation model (TxFM) trained with a masked-gene-expression objective, together with DiverseRNA-1.4M, a curated corpus for learning general-purpose gene-expression representations.

arXiv:2605.31562

All publications


Effective Biological Representation Learning by Masking Gene Expression

K Kenyon-Dean, A Selega, I Bendidi, JM Sorokin, L Bertinetto, D Errington, H Donnella, O Kraus

ICLR 2026 Workshop FM4Science · 2026  ·  arXiv:2605.31562

Self-supervised transcriptomics model (TxFM) and a curated training corpus, DiverseRNA-1.4M, for gene-expression representation learning.

Neuroimmune cortical organoids overexpressing C4A exhibit multiple schizophrenia endophenotypes

MM Stanton, S Modan, PM Taylor, HN Hariani, JM Sorokin, BG Rash, et al.

bioRxiv · Jan 2023  ·  bioRxiv

Optimization and scaling of patient-derived brain organoids uncovers deep phenotypes of disease

K Shah, R Bedi, A Rogozhnikov, P Ramkumar, Z Tong, B Rash, M Stanton, JM Sorokin, et al.

bioRxiv · Aug 2020  ·  bioRxiv

Thalamic activity patterns unfolding over multiple time scales predict seizure onset in absence epilepsy

JM Sorokin, A Williams, S Ganguli, JR Huguenard

bioRxiv · Mar 2020  ·  bioRxiv

Identification of unique pre-epileptic states via non-negative tensor decomposition of single unit recordings

JM Sorokin, S Ganguli

Computational and Systems Neuroscience (COSYNE) · Feb 2019  ·  Abstract and poster.

Breathing control center neurons that promote arousal in mice

K Yackle, LA Schwarz, K Kam, JM Sorokin, JR Huguenard, JL Feldman, et al.

Science · Mar 2017  ·  Science

Regulation of thalamic and cortical network synchrony by Scn8a

CD Makinson, BS Tanaka, JM Sorokin, JC Wong, CA Christian, AL Goldin, et al.

Neuron · Mar 2017  ·  Neuron

Bidirectional control of generalized epilepsy networks via rapid real-time switching of firing mode

JM Sorokin, TJ Davidson, E Frechette, AM Abramian, K Deisseroth, JR Huguenard, JT Paz

Neuron · Jan 2017  ·  Neuron

Real-time optogenetic switching of thalamocortical firing modes to initiate and abort absence seizures in freely behaving rodents.

Absence seizure susceptibility correlates with pre-ictal β oscillations

JM Sorokin, JT Paz, JR Huguenard

Journal of Physiology–Paris · Nov 2016  ·  Journal

Brain-wide maps of synaptic input to cortical interneurons

NR Wall, M De La Parra, JM Sorokin, H Taniguchi, ZJ Huang, et al.

Journal of Neuroscience · Apr 2016  ·  J Neurosci

Adverse functional effects of chemotherapy on whole-brain metabolism: a PET/CT quantitative analysis of FDG metabolic pattern of the "chemo-brain"

JM Sorokin, B Saboury, JHA Ahn, M Moghbel, S Basu, A Alavi

Clinical Nuclear Medicine · Jan 2014  ·  Journal

Full publication list on Google Scholar

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