Rona Renner has been a Registered Nurse for 46 years with a wide range of experience in health care. In the last 20 years she has focused her attention on pediatrics, parent education and advocacy, ADHD and learning differences. In 1992, she was trained by Kaiser Permanente Medical Center as a temperament counselor to help parents understand their child's behavior, and she co-wrote the temperament based parenting class manual. In 2002, she founded Childhood Matters, a non-profit organization producing radio shows in English and Spanish. "Nurse Rona" hosted a weekly call-in radio show for over nine years, and has appeared on many television shows, including CNN and 20/20. Rona is the author of Is That Me Yelling, a book aimed to help parents learn how to effectively communicate with their kids by focusing on their child's unique temperament, and their own. She loves working with parents one-on-one, in groups, or in large workshops. Rona is happily married, has four adult children, and two grandsons.