Dr. Michael Mosley (1957—2024) was the #1 New York Times bestselling author of The FastDiet, FastExercise, FastLife, The 8-Week Blood Sugar Diet, The Clever Gut Diet, and The Fast800 Diet. Dr. Mosley trained to be a doctor at the Royal Free Hospital in London before joining the BBC, where he spent three decades as a science journalist and executive producer. He became a well-known television personality and won numerous television awards, including an RTS (Royal Television Award), and was named Medical Journalist of the Year by the British Medical Association.
Mimi Spencer is a feature writer, columnist, and the author of 101 Things to Do Before You Diet.