Skip to main content

Margulis

Lynn Margulis is Distinguished University Professor at the University of Massachusetts, Amherst, and is the author of "Symbiosis in Cell Evolution and, with Dorion Sagan, co-author of "Origins of Sex, What Is Life?, and "What Is Sex? Karlene V. Schwartz teaches in the biology department at the University of Massachusetts, Boston, and is a professional photographer of natural history.