Mary Dell Harrington and Lisa Endlich Heffernan are co-founders of Grown and Flown: Parenting from the Empty Nest, where they explore the entire arc of childhood with a special emphasis on the teen and college years. Their writing has appeared in Huffington Post, Lifetime Moms, PBS Next Avenue, and more.com. A native Texan and mother of two, Mary Dell worked in the media at NBC and Lifetime after graduating from Harvard Business School and the University of Texas. Though she lives in New York, she remains a very loyal Longhorn. Please visit http://www.grownandflown.com.