A. Mark Williams is an academic and one of the world's leading authorities on expertise and its acquisition in sport. He has published 18 books and written over 500 scientific articles on how people become skilled and achieve success in sport and across other professional domains. He has worked across the globe as a consultant with numerous Olympic and professional sports and has vast experience as a scientist, author and educator, and as an applied sports scientist.
Tim Wigmore is the author of Cricket 2.0: Inside the T20 Revolution, the winner of the Wisden Book of the Year award for 2020. He is a sports writer for The Daily Telegraph, and has also written regularly for The New York Times, The Economist, the New Statesman and ESPNCricinfo. He is a former winner of the Young Cricket Journalist of the Year award and has been shortlisted for the Cricket Writer of the Year award.