Category:Len R. Troncale

**Len R. Troncale**
	American biologist
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Date of birth	1943
Educated at	The Catholic University of America;
Occupation	biologist;
Employer	California State Polytechnic University, Pomona;
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Lenard Raphael Troncale (born 1943) is an American biologist, systems theorist, Professor Emeritus of Cellular and Molecular Biology, and former Director of the Institute for Advanced Systems Studies at the California State Polytechnic University.