Roger Waters is a Rock and Roll Hall of Famer, co-founder of the legendary rock band Pink Floyd, and successful solo artist. Catch him live on the worldwide "This is Not a Drill" concert tour. www.rogerwaters.com
Sir Roger Penrose
Sir Roger Penrose OM FRS is an English mathematical physicist, mathematician and philosopher of science. He is Emeritus Rouse Ball Professor of Mathematics in the University of Oxford and Emeritus Fellow of Wadham College, Oxford.