Marshall E. Deutsch

At age eighty-nine, Marshall E. Deutsch, who has a PhD in biochemistry, is still inventing (with over sixty U.S. and foreign patents, mostly for medical diagnostic tests) and folk dancing (with his wife of sixty-four years, a Unitarian Universalist minister). He also writes a regular column titled “Mycology in the Media” for the journal The Mushroom Culture. Several of his articles on nutrition may be found on the Internet.