The 80/20 Principle: The Secret of Achieving More with Less

Richard Koch has made a huge fortune from the companies he has started, turned around or helped expand dramatically: they include Filofax, Belgo Restaurants, Plymouth Gin and Betfair. He is also the author of a number of acclaimed business books, including The 80/20 Principle, which has sold over 700,000 copies worldwide and been translated into twenty-four languages.

Richard Aspel is a talented narrator of children's and adult audiobooks. He trained and worked in London, before returning to Australia where he has worked extensively in television, theatre and radio. His television credits include Neighbours and Carson's Law, and he provided various voices for The Silver Brumby animated series. Richard was nominated for the prestigious Audie Award (US) for his narration of The Mark of the Angel by Nancy Huston.