Civil War revisited

Historian and author James McPherson is perhaps one of the most prolific authors on the Civil War. His latest book explains how Lincoln became a war time president, a role for which he had little experience but turned him into an essential leader for his times.

Guests

• James McPherson: author most recently of "Tried by War: Abraham Lincoln as Commander-in-Chief." He's the author of the Pulitzer prize winning history of the Civil War, "Battle Cry of Freedom."

Resources

• About McPherson