4130_c929f2210333206f417e3862f431776d April 6, 2019 • Richard McFahn • You are here: Home » So what is ‘powerful knowledge’? » 4130_c929f2210333206f417e3862f431776d About the author Richard McFahn Founder of History Resource Cupboard, Richard has worked for 20 years as a history teacher, subject and senior leader, Advanced Skills Teacher, local authority adviser and history ITE tutor.