How data works NL December 23, 2018 • Richard McFahn • https://www.historyresourcecupboard.co.uk/wp-content/uploads/2018/06/How-data-works-NL.mov You are here: Home » A key gap analysis tool for the GCSE history classroom » How data works NL 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.