Question: Which member of the Judson Welliver Society was the Deputy Assistant of Media Affairs, from 1991 to 1993?
Sentence (from "Judson Welliver Society"): Active members have included William Safire (a Nixon writer who often hosted meetings), Jack Valenti who was a veteran of the Johnson administration, Pat Buchanan (Nixon and Reagan), David Gergen (Nixon, Ford, Reagan, and Clinton), Tony Snow (speechwriter for George H. W. Bush and press secretary for George W. Bush), Michael Waldman (Clinton), George Stephanopoulos (Clinton), James Fallows (Carter), Chris Matthews (Carter), Hendrik Hertzberg (Carter), Anthony R. Dolan (Reagan), Michael Gerson (George W. Bush), and Clark Clifford, who wrote speeches for Harry Truman.
Relevant evidence: Yes