John F. Padgett

John F. Padgett (born 1948) is an American political scientist and sociologist who is Professor of Political Science at the University of Chicago. He is known for interdisciplinary work on organizational emergence, social networks, and the co-evolution of states and markets. His research on Renaissance Florence includes extensive archival work and his development of autocatalytic theories of organizational genesis.

Early life and education Padgett was born and raised in Waldorf, Maryland, a rural tobacco farming community in Southern Maryland.

His 1993 article "Robust Action and the Rise of the Medici, 1400-1434" (co-authored with Christopher Ansell) in the American Journal of Sociology adapted Leifer's micro concept of robust action to politics and state formation—a leadership style characterized by strategic ambiguity that allows different audiences to interpret the same actions differently.

Padgett's analysis of Cosimo de' Medici stresses how political power emerged from multiple overlapping networks—banking, family, and patronage—rather than from deliberate strategic planning.

Theory Padgett's theoretical work centers on the principle that "in the short run, actors make relations, but in the long run, relations make actors." His research challenged existing theories of incrementalism and demonstrated the importance of informal judgmental evaluations in budgetary processes. Padgett, John F., and Christopher K. Ansell. "Robust Action and the Rise of the Medici, 1400-1434." American Journal of Sociology 98, no. 6 (1993): 1259-1319. Padgett, John F., Doowan Lee, and Nick Collier. "Economic Production as Chemistry." Industrial and Corporate Change 12, no. 4 (2003): 843-877. Padgett, John F., and Paul D. McLean. "Organizational Invention and Elite Transformation: The Birth of Partnership Systems in Renaissance Florence." American Journal of Sociology 111, no. 5 (2006): 1463-1568. Padgett, John F., and Paul D. McLean. "Economic Credit in Renaissance Florence." Journal of Modern History 83, no. 1 (2011): 1-47.