Mack received his BS degree in Environmental Health from Indiana State University in 1975 and his MS degree in Bionucleonics (Health Physics) from Purdue University in 1976. He began working in the Radiation Safety Office in November of 1978 as the Assistant Radiation Safety Officer and was given the responsibility of Radiation Safety Officer in 1979. Mack received certification by the American Board of Health Physics in December of 1998.

Jeff received his BS degree in Environmental Health from Purdue University in 1985. He began working in the Radiation Safety Office as the Health Physicist in January of 1986 and was given the title of Assistant Radiation Safety Officer in July of the same year.

Carra received her BS in Environmental Health from Purdue University in 1989. She began working as the Health Physicist for the Radiation Safety Department in May of 1990.  Carra left to raise her family in 1992 and returned in February of 2006.

Tim Kleyn received his BS in Health Physics from Purdue University in 2010. He began working as a Health Physicist at the Radiation Safety Office the Fall of 2011..

Judy began working for IUPUI in October of 1972 in the Purchasing Department. She transferred to the Radiation Safety Office in August of 1981.

Debbie began working on the IUPUI campus in the Pharmacy Department in July of 1978, working as a secretary in the Purchasing Area. She transferred to the Radiation Safety Office as the secretary in September of 1987. She is the first to greet you when you visit our office. Her motto: Please don't call us, WE WILL CALL YOU when your order is ready!