In 2008, he added to his body of work Gandhi and Churchill: The Epic Rivalry that Destroyed an Empire and Forged Our Age, a finalist for the 2009 Pulitzer Prize for General Nonfiction.

[6] He lives in Washington, D.C.[7] Herman generally employs the Great Man perspective in his work, which is 19th-century historical methodology attributing human events and their outcomes to the singular efforts of great men that has been refined and qualified by such modern thinkers as Sidney Hook.

He did not join the ranks of the so-called declinists after examining the works of Friedrich Nietzsche, Michel Foucault, Henry Adams, Brooks Adams, Oswald Spengler, and Arnold Toynbee, who expressed pessimism about the fate of the West, and remains cautiously optimistic about the future of the Western civilization.

[8][9] He argues that after passing through the critical era of rapid geopolitical changes in the 20th century driven by an "ideological fervor to transform humanity and create a more perfect world order", the world finally entered in the 21st century into an era of relative stability "defined by the balance-of-power geopolitics.

"[10] Herman advocates embracing the U.S. history in its entirety, including the American Civil War, rather than sanitizing it after the fact: "America is a country where the process of conflict and reconciliation, combined with the passage of time, brings out and embeds the qualities that make the United States one people and one community.