Until a few years ago, Bridget, a businesswoman who once worked for a powerful computing company, never thought she'd have to ask herself that question.
"This hidden culture of men living a dangerous lie has ruined so many lives," Oprah says. "It's broken up families and put so many women at risk."
In court documents, she's only been known as Bridget B. But today, she's coming forward for the first time to reveal her identity and open up about her ex-husband's dangerous secret.