Paul Ginsparg is a physicist widely known for his development of the ArXiv.org e-print archive. Since 2001 he has been a professor at Cornell University. The pre-print archive was developed while he was a member of staff of Los Alamos National Laboratory, 1990 - 2001.

For his work on the archive he has been awarded the PAM Award[?] from the Special Libraries Association[?] and in 2002 a MacArthur Fellowship.

He has published physics papers in the areas of quantum field theory, string theory, conformal field theory[?], and quantum gravity.