Glen Merzer is the author of Food Is Climate, Own Your Health, and America Goes Vegan!. He is coauthor with Del Sroufe of Better Than Vegan; with Pamela A. Popper, PhD, ND, of Food Over Medicine; with Chef AJ of Unprocessed; with Howard Lyman of Mad Cowboy; and with Howard Lyman and Joanna Samorow-Merzer of No More Bull!. Glen hosts the podcast The Glen Merzer Show. He has been a vegetarian for more than 50 years and a vegan for more than 30 years. He is also a playwright and screenwriter.