Since catapulting to reality TV stardom on the hit MTV series Teen Mom and 16 and Pregnant, Maci Bookout has become a mother of three, a successful businesswoman, and a sought-after motivational speaker - all by the tender age of 25. As she traveled across the country, speaking to young people and sharing her inspiring story, the one comment Maci kept hearing over and over was, "You're so strong. You make it all look so easy." But Maci was not born "bulletproof."

Fans of MTV's Teen Mom have watched Kailyn Lowry grow from a vulnerable, pregnant teen into a fiercely independent young mother. Through it all Kailyn has faced challenges with her head held high and her spirit intact. In a moving effort to finally put the past behind her, Kailyn shares her troubled, often painful story and reveals the dark secrets she has so closely guarded.

Leah was first thrust under the reality television microscope when her teen pregnancy was documented on MTV's groundbreaking series 16 and Pregnant. Since then, fans of Teen Mom 2 have watched her life play out on the small screen. She has learned to live under the harsh glare of media scrutiny, yet there is a truth behind the reality that the cameras have never revealed.

Jill and Derick knew a normal life wasn’t possible for them. As a star on the popular TLC reality show 19 Kids and Counting, Jill grew up in front of viewers who were fascinated by her family’s way of life. She was the responsible, second daughter of Jim Bob and Michelle’s nineteen kids; always with a baby on her hip and happy to wear the modest ankle-length dresses with throat-high necklines.

Hustle and Heart is packed with inspiring, motivational messages, personal advice, and relatable experiences for those making their way through life's challenging mix of joy and hardship. From bullying, sexual assault, and body image to motherhood, marriage, and career challenges, Kailyn wants you to know that there's nothing you can't survive - with a little bit of hustle and heart.