Jake Rosenfeld is Professor of Sociology at Washington University-St. Louis. He is the author of What Unions No Longer Do (Harvard University Press 2014) and You're Paid What You're Worth and Other Myths of the Modern Economy (Harvard University Press 2021). He is primarily interested in the determinants of wages and salaries, and how these vary across time and place. For more information, please see www.jakerosenfeld.net.