Lily Geismer, a historian at Claremont McKenna College, and Brent Cebul from the University of Pennsylvania delve into the intricacies of professional-class liberalism as explored in their collection, Mastery and Drift. They discuss how the PMC has shaped contemporary politics, including trends from the Clinton and Obama eras to the rise of populism. With insights on the tension between expert-driven policies and grassroots movements, they critique the reliance on philanthropy over public solutions. The conversation offers a historical lens on labor, activism, and the changing face of liberalism.