David Epel is a researcher at Hopkins Marine Station in Pacific Grove, California, and a Professor (Emeritus) in the Department of Biology at Stanford University. Epel earned his Ph.D. at University of California Berkeley under Daniel Mazia. He arrived at Hopkins Marine Station in 1965. Subsequently, Professor Epel spent seven years at University of California San Diego's Scripps Institution of Oceanography. He completed a postdoc with Britton Chance at the University of Pennsylvania.Professor Epel has been a Guggenheim Fellow, and is a Fellow of the American Association for the Advancement of Science.