A lot has changed about parenting since the first days of America, including our perceptions of what’s best for our children. Jennifer Senior, author of "All Joy and No Fun," offers her Brief But Spectacular take on the paradoxes of modern parenthood.

Duration: 2:42

'Moneyball' author Michael Lewis on what execs and elites often overlook

Duration: 2:41

Four years ago, artist Marina Abramovic sat in the Museum of Modern Art for 716 hours and 30 minutes for a work called “The Artist Is Present.” Abramovic offers her Brief but Spectacular take on the value of good performance art, personal reflection and finding your place in the world.

Duration: 2:14

Alice Waters, owner and former chef of the legendary Chez Panisse restaurant and maven of the slow food movement, says the best way to combat fast food culture is through “edible education.” Waters offers her Brief but Spectacular take on the benefits of cooking and inspiring young people to care about their food.

Duration: 2:51