In 1984, Gary Hart ran against Walter Mondale until the convention. “Colby College elections expert Sandy Maisel says Hart pinned too many hopes on superdelegates. ‘With all due respect to Sen. Hart, I think in 1984 most of the superdelegates said they would be much more comfortable with Walter Mondale in the White House than they would have been with Gary Hart in the White House,” Maisel says.