He served under Nixon, Ford, Reagan and Clinton before becoming a top editor and a familiar TV pundit. "Centrism doesn't mean splitting the difference," he said.
David Gergen, consummate political insider, dies at 83 The Washington PostDavid Gergen, political insider who advised four presidents of both parties, dies at 83 CNNDavid Gergen, former White House adviser and News Hour political commentator, dies at 83 PBS
