We Spent 10 Months Investigating Kavanaugh. Here’s What We Found.

Years ago, when she was practicing her closing arguments at the family dinner table, Martha Kavanaugh often returned to her signature line as a state prosecutor. “Use your common sense,” she’d say. “What rings true? What rings false?”

Those words made a strong impression on her young son, Brett. They also made a strong impression on us, as we embarked on our 10-month investigation of the Supreme Court justice. We conducted hundreds of interviews with principal players in Kavanaugh’s education, career, and confirmation. We read thousands of documents. We reviewed...