Angelina Jolie, Nicole Kidman and Halle Berry are among the Hollywood mothers profiled. Also: Reese Witherspoon, Kelly Ripa and Mary Louise Parker on the demands facing celebrity working moms; Vanessa Williams and Téa Leoni on the importance of giving back; Jamie Pressly, Brooke Burke and Gwyneth Paltrow on the responsibilities parents face in teaching their children environmental responsibility.