In 1968, Richard Nixon ran on a platform for the presidency that included a "secret plan" to end the war in Vietnam.

While this year’s election may seem like the nastiest campaign in political history, historian David Eisenbach looks back at our nation's other political mudslinging matchups.

Presidential historian Doris Kearns Goodwin looks at how Abraham Lincoln and Franklin Roosevelt grew as presidents from listening to people with views different than their own.

A leader’s ability to communicate can mean the difference between the status quo and greatness. Presidential historian Doris Kearns Goodwin looks at how Abraham Lincoln, Teddy Roosevelt, Franklin Roosevelt, John F. Kennedy, and Ronald Reagan lead a nation with their words.