Roni Cohen-Sandler, PhD, is a licensed clinical psychologist, author, and speaker with decades of experience assessing and treating adolescents and adults, specializing in the issues of women and teenage girls, mother-daughter relationships, parent guidance, and psychoeducational assessments. She has appeared as an expert on The Oprah Winfrey Show, Today, CBS, Good Morning America, and PBS, among many others, and has been featured in print in many major outlets including The New York Times, Newsweek, Marie Claire, and Teen Vogue. Along with her husband, she divides her time between Connecticut and Los Angeles.