GM Matthew Sadler is the world's strongest amateur chess player, a New In Chess magazine contributor, and author of the prize-winning books Game Changer: AlphaZero's Groundbreaking Chess Strategies and the Promise of AI and Chess for Life.

FM Steve Giddins is an prolific chess writer and journalist. He compiled and edited The New In Chess Book of Chess Improvement, he wrote books on Nimzowitsch, Alekhine and Bronstein and co-authored The Lasker Method.