In her new book "All Joy and No Fun," Jennifer Senior explores how children reshape their parents' lives -- for better and worse.

The director of communications for the non-profit Citizen Schools, Colin Stokes thinks deeply about the media he shares with his two young children.

Aala El-Khani explores the needs of families affected by war and displacement and develops resources that support the mental health of children and their caregivers to promote current and future wellbeing.

Katie Hinde is studying breast milk’s status as the first superfood, providing babies with invaluable microbes custom-tailored to their individual needs, via an incredible and unlikely dialogue between the mother’s enzymes and the baby’s saliva.

The founder of the Tinkering School, Gever Tulley likes to build things with kids.

Andrew Solomon writes about politics, culture and psychology.

Sebastián Bortnik's work is focused on preventing cyber attacks.

Alanna Shaikh is a global health consultant who specializes in strengthening health systems.

Steven Addis is a father and photography buff who, by day, harnesses the power of branding for social change.

Amy Green creates narrative video games that focus on innovative stories.

Christen Reighter writes and performs as a poet and essayist, focusing primarily on social justice issues.

Leslie Morgan Steiner is a writer and outspoken advocate for survivors of domestic violence -- which includes herself.

Veerle Provoost studies genetic and social parenthood in the context of donor conception.

First Lady Michelle Obama, a lawyer and administrator, is an advocate for working parents and education for girls all around the world.

Sarah Gray found meaning in tragic loss­­ by donating the organs of her newborn son to advance scientific research.

Lakshmi Pratury is the host of The INK Conference and was the co-host of TEDIndia 2009.

Doris Kearns Goodwin writes insightful books on the US Presidency (JFK, LBJ, FDR and Lincoln, so far), telling each president's personal story against the backdrop of history.

Roberto D'Angelo and Francesca Fedeli created the social enterprise FightTheStroke.org to open up a dialogue about the devastating effects of strokes at a young age. This issue is important to them for a simple reason: because they've been through it themselves with their son Mario.

Bruce Feiler is a leading voice on family, work, transitions and meaning.

Sharon Terry is developing ways for ordinary people to transform biomedical research and healthcare.

Stuart Duncan is the creator of AutCraft, the first Minecraft server for children with autism and their families.

Brimming with insights gained on her picaresque journey from firefighter to best-selling author, Caroline Paul’s "The Gutsy Girl: Escapades for Your Life of Epic Adventure" is a revolutionary guide for raising brave young women.

Georgette Mulheir is a pioneer for the movement to end child abuse in the form of orphanages.

Aditi Gupta uses storytelling and art to educate young girls about menstruation.

LB Hannahs facilitates change by leaning into discomfort and centering authenticity.

Jenna McCarthy writes about relationships, marriage and parenting.

Kang Lee has devoted his career to understanding the development of social cognition and behavior.

Glen "Beleaf" Henry is a father documenting all the mistakes and joys of parenting.

Julie Lythcott-Haims speaks and writes on the phenomenon of helicopter parenting and the dangers of a checklisted childhood -- the subject of her book, "How to Raise an Adult."

Jessica Shortall is a working mom of two and author of Work. Pump. Repeat: The New Mom's Survival Guide to Breastfeeding and Going Back to Work.