"For better or worse, I tend to be the one who says, 'This is what needs to happen'. I know who wants what lunch, and I've done all the school paperwork and filled out the emergency cards. Ben doesn't know that stuff exists. He is in charge of laughter. No matter how much I tickle them or toss them or chase them around, it's not the same. If I'm the slow, steady drumbeat, he's the jazz." Actress Jennifer Garner on how she and her husband Ben Affleck share parental responsibilities.