Sally Cat (Author) Sally Cat is a consultant, speaker, and leading expert on internalised PDA. She is the author of PDA by PDAers, Pathological Demand Avoidance Explained, Sleep Misfits, and Calendar Girl. Sally runs the Sally Cat Facebook page, which supports over 40,000 PDAers. Brook Madera (Author) Brook Madera (No Pressure PDA) lives in Oregon and founded the non-profit, PDA USA. Brook runs the Facebook groups No Pressure PDA and PDA USA: Pathological Demand Avoidance. She has served as PDA North America's liaison for PDA lived experience, and was a speaker for both their 2024-2025 conferences.
It was a privilege to read The Insider's Guide to PDA by Sally Cat and Brook Madera. They are both such talented individuals and leaders in the PDA community. They share their experiences and beliefs about PDA in this well-named book that covers so much. -- Diane Gould, Founder & Executive Director PDA North America This guide is essential for anyone who wants to move beyond outdated, behavior-based interpretations of PDA. It fills a crucial gap by revealing the nervous-system roots of PDA and offering an affirming, relationship-centered path toward safety, connection, and growth. -- Chris Wenger, a.k.a. Speech Dude, neurodiversity-affirming speech-language pathologist