If you like David McCullough's story, you might also like:
Stephen Ambrose,
David Herbert Donald,
Shelby Foote,
Doris Kearns Goodwin,
James Michener
and Neil Sheehan

David McCullough's recommended reading: Reveille in Washington

David McCullough also appears in the videos:
Democracy and Citizenship: The 250th Celebration of Thomas Jefferson's Birthday

So, You Want to Be a Writer

Related Links:
David McCullough
National Book Foundation
IMDb