“I hit reply all, and thus began my career as a freedom fighter.” That’s how Keith Williams, a 20-year veteran of public-school teaching, describes the genesis of his fight to secure the First Amendment rights of public-sector workers in Pennsylvania. In this conversation with Commonwealth Partners president & CEO Matthew Brouillette, Keith, now the Pennsylvania Director of Americans for Fair Treatment, discusses the pivotal Janus v. AFSCME Supreme Court ruling—which empowered public workers to join or not join a union without penalty—and details the many options teachers have in the wake of Janus.