Stephon Alexander
![](https://cdn.worldsciencefestival.com/wp-content/uploads/2011/04/Stephon-Alexander.jpg)
Theoretical physicist Stephon Alexander explores unresolved questions about the early universe. Also an accomplished jazz musician, Alexander has collaborated with Grammy Award-winning musician Will Calhoun as well as Ronnie Burrage, Brian Eno and Jaron Lanier. He is an assistant professor of physics, astronomy and astrophysics at Penn State University and a National Geographic Emerging Explorer.