Judith Heumann is an internationally recognized leader in the Disability Rights Independent Living Movement. She has served in the Clinton and Obama administrations, and she was the World Bank's first adviser on disability and development. Heumann is the author of a memoir, Being Heumann, and her story was featured in the Netflix documentary Crip Camp: A Disability Revolution (2020). Connect with her on Twitter (@judithheumann) and Facebook (TheHeumannPerspective).

Kristen Joiner is a writer, activist, and producer. She is the co-author of Being Heumann: An Unrepentant Memoir of a Disability Rights Activist and the YA version of the book, Rolling Warrior: The Incredible, Sometimes Awkward, True Story of a Rebel Girl on Wheels Who Helped Spark a Revolution with Judy Heumann, Former Advisor to Presidents Clinton and Obama, star of the Oscar-nominated Crip Camp, and one of the most influential disability rights activists in US history. Being Heumann has been optioned by Apple TV for a feature film directed by Oscar-winner Sian Heder (C.O.D.A.). Kristen co-founded the youth filmmaking organization, Scenarios USA, and executive produced short films written by young people and directed by award-winning directors. She lives in New Zealand with her family.