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Our Team

Members: Our Team

Kiyohito (Kyo) Iigaya

Principal Investigator

Kyo Iigaya is an Assistant Professor at the Department of Psychiatry at Columbia University. He is also affiliated with Neurobiology and Behavior ProgramCenter for Theoretical Neuroscience, and Mortimer B. Zuckerman Mind Brain Behavior Institute.  

Kyo received his Ph.D. from the Physics Department and the Center for Theoretical Neuroscience at Columbia (thesis advisor: Stefano Fusi). Kyo was a postdoc at University College London (the Gatsby Computational Neuroscience Unit and the Max Planck Centre for Computational Psychiatry and Ageing. advisor: Peter Dayan, Ray Dolan) and Caltech (advisor: John O'Doherty).

Kyo likes to eat, travel, and eat.  


Pradyumna Sepúlveda Delgado

Postdoctoral Associate

Prady is a postdoctoral researcher at the Department of Psychiatry. He received a Biotech Engineering degree and M.Sc. in Electrical Engineering from Pontificia Universidad Catolica in Chile and later an M.Sc. in Neuroscience from King's College London.

He completed his Ph.D. in Cognitive Neuroscience at University College London under the supervision of Benedetto De Martino. His research interest is how healthy, and clinical populations make choices that flexibly adapt to countless goals and contexts.

Prady likes to explore the city by cycling, running, walking, or imagining it.


Adithya Gungi

Graduate Student

Adithya is a Ph.D. student in the Physics department and has an Integrated M.Sc in Physics from IIT Bombay in Mumbai, India, and an MA in Physics from Stony Brook University. 

Adithya loves to read, and is on a quest to find the best dollar pizza place in NYC as a connoisseur of street food.


Yasmin Farhan

Graduate Student

Yasmin is a Master's student in Computer Science Department. She received a B.S. in Computer Engineering from New York University Abu Dhabi (NYUAD).


Krishan Kumar

Research Assistant 

Krishan is Research Assistant and was a Master's student in the Electrical Engineering Department at Columbia. Krishan received his B.A. from UPenn with a double major in Mathematics and Economics and a minor in Statistics. 

Krishan plays guitar in the Brooklyn-based alternative rock band Grand Army Reapers and likes to play tennis. 


Ines Aitsahalia

Graduate Student

Ines is a graduate student in the Neurobiology & Behavior Ph.D. Program.


Millie Wu

Graduate Student 

Millie is a Master's student in computer science.


Chongkun Zhao

Graduate Student

Kun is a Master's student in Biomedical Engineering at Columbia.


Stella Dong

Undergraduate Student

Stella is an undergraduate student at Barnard College.


Riz Chen

Undergraduate Student

Riz is an undergraduate student at Barnard College majoring in computer science and cognitive science.

She enjoys a good cup of coffee and time in nature.

Yilin Chai pic.JPG

Yilin Chai

Undergraduate Student

Yilin is an undergraduate student at Barnard College majoring in Psychology.

She likes to travel, hike, and eat.


Albert Jan

Undergraduate Student 

Albert is a sophomore studying computer science and applied math. Albert is interested in machine learning and applied research with strong theoretical underpinnings. 

Albert enjoys working out and taking walks in the city while listening to music.


Jenny Ye

Undergraduate Student

Jenny is an undergraduate student at Columbia’s Engineering School.

In her free time, she enjoys reading, listening to music, and trying new restaurants.

Past members

  • Manuel Paez

  • Anusha Phadnis

  • Shuanghua Wei

  • Allen Qu 

  • Kim Dang 

Members: Text
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