Original: John Cromwell Mather ( b. August 7 , 1946 , Roanoke , Virginia ) is an American astrophysicist , cosmologist and Nobel Prize in Physics laureate for his work on COBE with George Smoot .
Simplified: Professor John Cromwell Mather Virginia is an American astrophysicist and cosmologist who was born on August 7 , 1946 , Roanoke .