After New Yorker Joel Rifkin (yearbook photo, left) confessed last week to murdering 17 prostitutes, a high school classmate said he was "quiet, shy, not the kind of guy who would do something like this." It's the quiet ones you've got to watch.
DAVID BERKOWITZ
Convicted of six "Son of Sam" murders, 1976 and 1977
"He was quiet and reserved and kept pretty much to himself." -- ARMY BUDDY. "That's the way he was here, nice -- a quiet, shy fellow." -- BOSS
JUAN CORONA
Convicted of 25 murders of itinerant workers, 1971
"That's the kind of man he is --...