SI Newhouse Jr., Who Turned Condé Nast Into a Magazine Powerhouse, Dies at 89 SI Newhouse Jr., Who Turned Condé Nast Into a Magazine Powerhouse, Dies at 89 New York Times Media titan Samuel ‘Si’ Newhouse is dead at 89 SFGate SI Newhouse, Legendary Conde Nast Publisher, Dies at 89 New York Magazine ‘Si’ Newhouse, Billionaire Publisher of Vogue and GQ, Dies at 89 Bloomberg Full coverage 1 OCT 0
