American Astrophysicist, Author, Science Communicator, and Studied at Harvard University, the University of Texas at Austin, and Columbia University

: An American astrophysicist, author, and science communicator. Tyson studied at Harvard University, the University of Texas at Austin, and Columbia University. From 1991 to 1994, he was a postdoctoral research associate at Princeton University. In 1994, he joined the Hayden Planetarium as a staff scientist and the Princeton faculty as a visiting research scientist and lecturer. (From: Wikipedia.org.)

"Death by Black Hole: And Other Cosmic Quandaries," by Neil Degrasse Tyson, W.W. Norton & Company, 2007.