Input (grade 8): 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.
Output (grade 12): Professor John Cromwell Mather Virginia is an American astrophysicist and cosmologist who was born on August 7, 1946, Roanoke.