Jeffrey Miron is director of economic studies at the Cato Institute and the director of undergraduate studies in the Department of Economics at Harvard University. His area of expertise is the economics of libertarianism, with particular emphasis on the economics of illegal drugs.

Miron has served on the faculty at the University of Michigan and as a visiting professor at the Sloan School of Management, M.I.T.. From 1992–1998, he was chairman of the department of economics at Boston University. He is the author of Drug War Crimes: The Consequences of Prohibition and The Economics of Seasonal Cycles, in addition to numerous op‐​eds and journal articles. He has been the recipient of an Olin Fellowship from the National Bureau of Economic Research, an Earhart Foundation Fellowship, and a Sloan Foundation Faculty Research Fellowship.

Miron received a BA, magna cum laude, from Swarthmore College in 1979 and a PhD in economics from MIT in 1984.