title: Obituary: John Norris Bahcall 1935-2005.
authors.affiliation: Jeremiah P. Ostriker is in the Department of Astrophysical Sciences, Princeton University, Peyton Hall, Ivy Lane, Princeton, New Jersey 08544-1001, USA.ostriker@princeton.edu.
authors.forename: Jeremiah P
authors.initials: JP
authors.lastname: Ostriker