Thelma Pressman (April 10, 1921 – August 10, 2010, Rancho Mirage, California) was a pioneering microwave cooking consultant, product development consultant, and cookbook author. In 1969 she opened the first microwave cooking school in the United States. She was the author of several microwave cookbooks and was a regular columnist for Bon Appétit magazine from 1978 to 1982. After her retirement to the Palm Springs area, she was a founder of the Palm Springs chapter of Les Dames d'Escoffier International and led restaurant tours throughout the Coachella Valley. She was often called "the Julia Child of microwave cooking".