Hal Harris joined the UMSL faculty in 1970 and is now a professor emeritus in the Department of Chemistry and Biochemistry.

Hal Harris joined the UMSL faculty in 1970 and is now a professor emeritus in the Department of Chemistry and Biochemistry.
Hal Harris joined the UMSL faculty in 1970 and is now a professor emeritus in the Department of Chemistry and Biochemistry.
Hal Harris joined the UMSL faculty in 1970 and is now a professor emeritus in the Department of Chemistry and Biochemistry.
The organization is responsible for setting the standards for the profession of optometry.