Aseem Ansari is the Chair of the Department of Chemical Biology and Therapeutics at St. Jude Children's Research Hospital. He began his scientific career as a summer intern in the laboratory of Dr. Obaid Siddiqi's at Tata Institute of Fundamental Research (TIFR) in Bombay. That experience led him to pursue his PhD in Chemical Biology at Northwestern University with Dr. Thomas O'Halloran. He continued his training as a Helen Hay Whitney scholar with Dr. Mark Ptashne at Harvard University and Dr. Richard Young at MIT. He started his independent academic career at University of Wisconsin-Madison in 2002 and moved to St. Jude in 2019. The Ansari groups works on devising synthetic gene switches that control the fate of human embryonic stem cells and correct gene regulatory networks in neurodegenerative diseases.