 He was also the manager of suture research in Danbury, Connecticut from 1964 to 1966.He was the manager of industrial chemistry at the Warner's Plant in Linden, New Jersey; the manager of chemical engineering development and research at AMF, Inc. in Stamford, Connecticut from 1966 to 1970.He was a graduate instructor at the University of Connecticut in Stamford from 1962 to 1965.