Zoe Saldana on playing – and being -- a strong woman.

Off Broadway, the busy actor makes time for fatherhood.

Nicole Kidman helps empower women around the world.

Chelsea Handler on the power of self acceptance and humor.

Connie Britton on health, cancer, and losing her mother.

Julianna Marguiles makes time for acting, family, ALS – and herself.

How Sophia Vergara faced down a big health scare.

Funny guy Chris Rock talks bullying, parenting, and Grown Ups 2.

Carmelo Anthony helps kids in need play basketball.

Katherine Heigl tells us about her pet cause: helping homeless animals.

In her new film, Hilary Swank challenges childhood malaria.

Mindy Kaling steps out of "The Office" and into her new show.

How Taylor Swift stays grounded as she rises to the top.

Miranda Lambert's new health routine, plus her big love of dogs.

Viola Davis won't back down when it comes to helping kids.

Kyra Sedgewick on mothering, marriage, and her marvelous career.

Matthew McConaughey helps at-risk youth get fit and healthy.

Smash star UmaThurman helps parents give babies a healthy start.

Jennifer Lopez has a new role: helping improve kids' health.

Julianne Moore on family, career, and improving children's lives.

Alicia Keys helps African children affected by HIV and AIDS.

Christina Hendricks on her body, her career, and how she stays grounded.

Sarah Jessica Parker shows how she does it all.

Bryce Dallas Howard opens up about balancing work and family.

No. 1 tennis player Rafael Nadal shares his secrets for success on and off the court.

Edie Falco talks about being Nurse Jackie and raising two kids as a single mom.

Actor Julie Bowen shares her philosophy for modern motherhood.