How can we restore the purpose, dignity, and future of teaching in an age of unprecedented challenge? In Changing Teachers for Challenging Times, internationally renowned scholar and bestselling author Andy Hargreaves returns more than 30 years after his landmark classic, Changing Teachers, Changing Times, with a completely rewritten and reimagined examination of the teaching profession. Drawing on 4 decades of international research, Hargreaves argues that the solution to the current educational crisis lies not in asking teachers to do more, but in reenvisioning the purpose of teaching itself. This substantially updated edition connects his seminal work to the realities of education today, addressing defining forces such as AI, political polarization, climate anxiety, and the global teacher shortage. Hargreaves introduces a compelling new vision of teaching as "repair work" the essential task of rebuilding learning, lives, and communities while preparing students to reshape a rapidly changing world. Moving beyond policy slogans, the book extends foundational concepts like professional capital and collaborative professionalism to offer a framework for sustaining--not just retaining--the next generation of educators. It is an essential resource for school leaders, policymakers, and practitioners committed to reclaiming professional judgment and ensuring the future of public education.