is an agroecologist with more than 40 years of teaching, research and production experience in the field of agroecology. He holds graduate degrees in Botany, Biology, and Plant Ecology from the University of California, Santa Barbara, and has been a WKKellogg Foundation Leadership Fellow and a Fulbright Fellow. He was the founding director of the University of California, Santa Cruz, Agroecology Program, one of the first formal agroecology programs in the world, and was the Alfred and Ruth Heller Professor of Agroecology in the Department of Environmental Studies at UCSC until his retirement in 2012. He is the co-founder of the non-profit Community Agroecology Network (CAN) and currently serves as president of its board of directors. His textbook Agroecology: The Ecology of Sustainable Food Systems, is in its third edition and has been translated into many languages. He is the Editor of the international journal Agroecology and Sustainable Food Systems. He also dry-farms organic wine grapes and olives with his family on a small farm in northern Santa Barbara County, California.