Dr. Robert Leland “Bob” Calentine passed away on 10 May 2007 at his home in River Falls, Wisconsin. Bob was born to Royce L. and Anna M. Calentine on 17 October 1929 in Cylinder, Iowa, and grew up working on his parents' farm in Ruthven, Iowa. Upon graduating as his high school's valedictorian in 1948, he began his undergraduate education at Iowa State University. His father's death during his first year required him to interrupt his schooling to manage the family farm. Bob enrolled at Iowa State Teacher's College–Cedar Falls in 1950 and obtained his B.A. in Math and Chemistry in 1953. Following service in the U.S. Army from 1953–1955, he returned to Iowa State Teacher's College and received an M.A. in Science Education in 1956. That same year he was hired to teach all biological science courses at Ellsworth Community College in Iowa Falls. The following year, 1957, he...

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