An old adage reminds us that “character is what you do when no one is watching.” Steve Buscemi, the acclaimed actor, exemplified this maxim on September 11, 2001, when he reported to Ground Zero and worked with his old unit, Engine Company 55, in Manhattan. Without fanfare, press conferences, or public declarations, Buscemi worked alongside other firefighters in the aftermath of the attacks. It was only later, through chance encounters and quiet disclosures, that the public learned of his selfless actions that day. And so, it’s fitting that Buscemi, a man of character, is best known for his work as a character actor – bringing depth, nuance, and complexity to the roles he’s played on screen, just as he brought courage, compassion, and humility to his work on and after that fateful day.

But how was that courage formed? To know that, we must return to where the beginning began, when he was born On His Birthday,...