Professor Ohlson graduated from the University of Stockholm in the 1960’s, receiving a Bachelor’s degree in Social Sciences and a Master’s degree in Political Science. Afterwards, he studied for the Master of Business Administration at the University of California in Berkeley and also completed his Doctor of Philosophy degree there in 1972. Professor Ohlson started his academic career at Stanford University in 1972. He then joined the University of California in Berkeley as Assistant Professor in 1974 and was promoted to Associate Professor and appointed as L.H. Penney Professor of Accounting from 1984 to 1987. Professor Ohlson then joined Columbia University in 1987 and New York University in 1998 as Professor, and Arizona State University in 2004 as the W. P. Carey Chair in Accountancy.
Professor Ohlson has lectured around the world and has received various distinguished recognitions and awards, including the American Accounting Association's Notable Contribution to Literature Award, 1995; the American Accounting Association Educator of the Year Award, 1998; the American Accounting Association Wildman Award, 1998; the AICPA/American Accounting Association's Notable Contribution to Literature Award, 2000; University Regent Professor, Arizona State University, 2008; Chiang Jiang Scholar 長江學者講座教授 (sponsored by Tongi University, Shanghai 2012); the American Accounting Association Award for Seminal Contribution to the Literature, 2013; British Petroleum Centennial Professor, London School of Economics, 1993-94;and Member of The Accounting Hall of Fame, 2015.
"Risk vs. Anomaly: A New Methodology Applied to Accruals" with Pawel Bilinski. The Accounting Review, Vol. 90, No. 5, pp.2057-2077. (September 2015)
"Linear Valuation without OLS: the Theil-Sen Estimation Approach" with Seil Kim.Review of Accounting Studies, Vol. 20, Issue 1, pp.395-435. (March 2015)