Foraging decisions and neural dynamics

Competitive integration of time and reward explains value-sensitive foraging decisions and frontal cortex ramping dynamics

How do animals decide when to stay on vs. leave a patch during foraging?

August 2025 · Michael Bukwich, Malcolm G. Campbell, David Zoltowski, Lyle Kingsbury, Momchil S. Tomov, Joshua Stern, HyungGoo R. Kim, Jan Drugowitsch, Scott W. Linderman, Naoshige Uchida
Corticostriatal learning

Causal Inference Gates Corticostriatal Learning

How do causal inferences shape reward-based learning in the brain?

August 2021 · Hayley M. Dorfman *, Momchil S. Tomov *, Bernice Cheung, Dennis Clarke, Samuel J. Gershman *, Brent L. Hughes *
Multi-task reinforcement learning

Multi-task reinforcement learning in humans

How do humans transfer knowledge across different tasks?

June 2021 · Momchil S. Tomov *, Eric Schulz *, Samuel J. Gershman
Neural correlates of uncertainty

Dissociable neural correlates of uncertainty underlie different exploration strategies

How does the brain represent different forms of uncertainty? How do those representations determine exploratory choices?

May 2020 · Momchil S. Tomov, Van Q. Truong, Rohan A. Hundia, Samuel J. Gershman