"The theoretical physicist Stephen William Hawking" -> ""Time/space was spherical" thinking? - Hey, to hell with it!" (by David Bourke using Anagram Genius) (2004)
"Stephen Hawking" -> "Pawn? He's the King!" (by Mick Tully using Anagram Genius) (2003)
"Stephen Hawking" -> "P.S. He knew a thing." (by Rick Rothstein using Anagram Genius) (2003)
"Professor Stephen Hawking" -> "Ass? He knew of proper things." (by Stanley Accrington by hand) (2008) (pending approval)
"Professor Stephen William Hawking." -> "Know-all, whispering phrases of time." (by Tony Crafter using Anagram Genius) (2009) (pending approval)