Tanmay VachaspatiTanmay Vachaspati is Cosmology Director and Professor in the Physics Department at Arizona State University. He was the Rosenbaum Fellow for the Topological Defects Programme at the Isaac Newton Institute, and is a Fellow of the American Physical Socety. Professor Vachaspati co-edited The Formation and Evolution of Cosmic Strings with Professors Gary Gibbons and Stephen Hawking. Read More Read Less