Heather Hill is a leading researcher on professional learning, teacher evaluation, high-quality instruction, and mathematics teaching. She is the Jerome T. Murphy Professor in Education at the Harvard Graduate School of Education and a fellow of the American Educational Research Association (AERA). In addition to serving on the editorial boards of several education journals, she writes a column for Education Week called “What Works, What Doesn’t,” which explores how to apply education research to practice. She recently shared insights about professional learning research with The Learning Professional. What makes professional learning effective? Leading researcher @Heather_C_Hill sits with @learningforward to answer this complex question. #LearnFwdTLP Share on X Q: Educators and policymakers often make blanket statements about whether professional learning works or doesn’t work. Your research