2025 Alumni Fellows
Dr. Ronald Marler received his bachelor’s degree in 1971 and Doctor of Veterinary
Medicine in 1973 from K-State. A short time after graduating, Marler joined the U.S.
Army Veterinary Corps as a captain and then returned to K-State to complete a Ph.D.
in veterinary pathology in 1978. Marler, who served as dean of the College of Veterinary
Medicine at K-State from 1994 to 1997, is recognized as an expert in non-clinical
drug development, pharmaceutical pathology, and toxicology. He is board-certified
by the American College of Veterinary Pathologists.
Marler’s industrial career began in the late 1970s with Mead Johnson Pharmaceuticals
as a veterinary pathologist. By 1981, he had moved on to the toxicology laboratories
of Merrell Dow Pharmaceuticals. During his tenure at Merrell Dow Pharmaceuticals,
he held adjunct professorship positions at Butler University College of Pharmacy and
Purdue University College of Veterinary Medicine. Marler worked with Merrell Dow Pharmaceuticals/Marion
Merrell Dow Pharmaceuticals in various positions, including project leader, senior
research toxicologist, group leader, and head of the toxicology department, as well
as director and vice president of Global Drug Safety. In 1994, he returned to his
alma mater to become dean of the K-State College of Veterinary Medicine.
Marler returned to industry in the mid-1990s and quickly became a vice president at
Covance Laboratories. He joined the Mayo Clinic Arizona in 2004. He held multiple
positions, including director of core research facilities, associate director for
research, clinical procedural skills laboratory director, and senior adviser for non-clinical
drug development. As part of Mayo Clinic’s executive-on-loan program, Marler served
as Colorado State University Venture’s interim CEO and board of directors, interim
CEO and CSO of Bridge Laboratories, and board of directors for Pharmaron Laboratories.
He retired from Mayo Clinic Arizona as a professor of experimental therapeutics and
molecular pharmacology and is now a professor emeritus. In “retirement,” Marler is
the principal of a research veterinary pathology consulting business and resides in
Scottsdale, Arizona.