Edward Calabrese

Edward J. Calabrese is an American toxicologist and professor in the department of environmental health sciences at the University of Massachusetts Amherst. Education Calabrese grew up in Bridgewater, Massachusetts. Academic career Calabrese began working at the University of Massachusetts Amherst in 1976. which he has called "the fundamental dose-response model". In 2003, Calabrese told the Wall Street Journal that the view that there is no threshold of dose below which substances have no adverse effects, as has been stated in scientific textbooks, was "an error of historic proportions."

He credits his interest in hormesis to an experiment he performed as an undergraduate in 1966. In the experiment, his instructor told Calabrese and his classmates to treat a peppermint plant with a growth-inhibiting substance, Phosfon,