Gary Felder is a Professor of Physics at Smith College. He earned his BA in Physics with high honors at Oberlin College and Conservatory and his PhD in Physics at Stanford University. He completed postdoctoral work at the Canadian Institute for Theoretical Astrophysics in Toronto.

Gary has published papers in cosmology, nuclear physics, and education. One of his papers was selected as a highlight of the year by the journal Classical and Quantum Gravity, and another won the William Elgin Wickenden Award for the best paper of the year in the Journal of Engineering Education. He is the coauthor of two physics textbooks: Mathematical Methods in Engineering and Physics and Modern Physics.

Gary has given hundreds of public lectures, school demonstrations, and traveling science shows to audiences ranging from elementary schools to retirement communities. He has won grants from the National Science Foundation, the Mellon Foundation, the North Atlantic Treaty Organization, and bp. He received the Smith College Faculty Teaching Award, the only teaching award at Smith administered by students.