John is a faculty member at the University of Missouri-Columbia where he holds the Missouri Bankers Chair. At MU, he teaches banking and corporate finance in the MBA program and corporate finance in the Ph.D. program. In 2002, he received the prestigious William T. Kemper Fellow for Excellence in Teaching designation, a campus-wide teaching award. He has also won numerous other teaching awards.
Since earning his CFA charter in 1993 John has taught and worked with CFA review courses with his particular areas of expertise including Economics and Corporate Finance.

John has published more than 45 articles in the top journals in the field of finance, including the Journal of Financial Economics, the Journal of Finance, the Journal of Business, the Journal of Financial and Quantitative Analysis, the Journal of Banking and Finance, and Financial Management. He currently serves as a member of the editorial board for the Journal of Banking and Finance, Research in International Business and Finance, the CFA Digest, and the Journal of Business Research. He has been a member of the editorial board of the CFA Digest since 1995. John is the author of Economics and Corporate Finance, Volumes 2 and 3, Candidate Study Notes.