Richard W Hartel

Richard W. Hartel is an American food engineer and professor at the University of Wisconsin–Madison, where he has taught and conducted research since 1986. His work focuses on phase transitions in foods, especially chocolate, frozen desserts, and confections, and he has authored or co-authored 15 books.[2][3][5]

Brooklyn, USA Oct 22, 1951 Website
Food science Confectionery Cookbooks