Professor Zumwalt retired from Colorado State University where he worked as a finance professor. He was the Chairman of the Department of Finance and Real Estate at Colorado State University for ten years. Prior to joining CSU, he spent 14 years in the Department of Finance at the University of Illinois at Urbana-Champaign. Professor Zumwalt also spent several years at the University of Western Australia and Murdoch University in Perth, Australia.

Professor Zumwalt's teaching and research interests are in the areas of investments, international finance, derivative securities and corporate finance. He has taught these courses at both the undergraduate and graduate levels. During the summer of 1999, he taught a business finance course for the economics program at Harvard University. In 1993, he received the Teaching Excellence Award presented by the Academy of Business Administration. Twice, in 1987 and 1994, he taught courses in corporate finance at Nankai University in Tianjin, People's Republic of China, and while in Australia, he taught courses in Singapore, Guangzhou and Zhuhai in the PRC, Hong Kong, and Manila, Philippines.

Professor Zumwalt has published in a number of the leading finance journals, including the Journal of Finance, the Journal of Financial and Quantitative Analysis, and the Journal of Portfolio Management. More recently, he has published in the Journal of Banking and Finance and Financial Management. He has made numerous presentations to professional and trade organizations. Professor Zumwalt has served on the Board of Directors for both the Financial Management Association and the Midwest Finance Association.

Professor Zumwalt earned a B.S. in Physics in 1966 and worked four years at a nuclear reactor before returning to graduate school, earning an MBA and a Ph.D. in Finance at the University of Missouri in 1970 and 1974, respectively.