Leonard Mlodinow was born in Chicago, Illinois, in 1954. He received bachelor's degrees in math and physics and a master's degree in physics from Brandeis University and a PhD in theoretical physics from the University of California, Berkeley. He was a Bantrell Research Fellow in Theoretical Physics at the California Institute of Technology, and then became an Alexander von Humboldt fellow at the Max-Planck-Institute for Physics and Astrophysics in Munich, Germany. In the 1980s, he wrote for numerous television shows including MacGyver, Star Trek: the Next Generation, and Night Court. In 1993, he decided to switch to computer gaming and became producer, executive producer and designer of several award-winning games. From 1997 to 2003, he was the vice president for software development and then vice president and publisher for math education at Scholastic Inc. In 2005, he began teaching at the California Institute of Technology. He is now a full-time writer. His books include Euclid's Window, Feynman's Rainbow, A Briefer History of Time with Stephen Hawking, The Drunkard's Walk, The Grand Design with Stephen Hawking, and War of the Worldviews with Deepak Chopra. He has also written two children's books with Matt Costello: The Last Dinosaur and Titanic Cat.