Richard Koch is the author of more than twenty acclaimed books, including The 80/20 Principle, which has sold more than a million copies and been published in approximately forty languages. He is also a successful entrepreneur and investor whose ventures have included Filofax, Plymouth Gin, Belgo restaurants, and Betfair.
Liam Gerrard is an award-winning voice artist with over ten years of experience working in every field of the voice industry, as well as a highly acclaimed stage and screen actor. A 2017 Audie Award nominee, he has narrated over thirty audiobooks in a wide range of genres and styles.