“Dad, who's Michael?" The question broke through the usual after-school silence as my son Charlie looked up from his iPhone in the backseat, waiting for an answer. My knuckles whitened against the steering wheel. This was the moment I'd both dreaded and known would come. "We were so bored in class today," Thomas said from beside his brother, "we started Googling everyone's parents. You're actually kind of famous online, Dad. Way more interesting than Brent's dad. He just has a boring accounting profile." I didn't need to see their phones. Five years ago, I wrote about my sister’s journey, our...