Jeffrey Rogers Hummel, an associate professor of economics at San Jose State University.

Megan McArdle, who writes about economics, business, and politics at The Atlantic.

Deirdre McCloskey, a reason contributing editor who teaches economics, history, English, and communication at the University of Illinois at Chicago.

Allan H. Meltzer, a professor of political economy and public policy at Carnegie Mellon University and a visiting scholar at the American Enterprise Institute.

Jeffrey A. Miron, a senior lecturer in economics at Harvard.

Michael C. Munger, a professor of economics and chairman of the Department of Political Science at Duke.

William A. Niskanen, a former member of President Ronald Reagan’s Council of Economic Advisers and chairman emeritus of the Cato Institute.

Johan Norberg, a senior fellow at the Cato Institute who is writing a book on the financial crisis.

Mark J. Perry, a professor of economics and finance at the Flint campus of the University