Marcus Chown is an award-winning writer and broadcaster. His books include Breakthrough,The Ascent of Gravity, (which was the Sunday Times 2017 Science Book of the Year), Infinity in the Palm of Your Hand, What A Wonderful World,Quantum Theory Cannot Hurt You,WeNeed to Talk About Kelvin and Afterglow of Creation. The latter two of which were runners-up for the Royal Society Book Prize. Marcus has also won the Bookseller’s Digital Innovation of the Year Award for Solar System for iPad.