Nancy Darling, Ph.D., is a Professor of Psychology at Oberlin College. For the past 25 years, she has studied how adolescents shape and are shaped by their social relationships. She has authored more than 60 scientific papers on teens' relationships with parents, friends, romantic partners, and unrelated adults and has studied families in the US and in Chile, the Philippines, Italy, Uganda, and Japan. She has presented hundreds of papers at scientific conferences and is on the Executive Council of the Society for Research on Adolescence. Her current work focuses on how, why, and when adolescents lie to their parents, when it matters, and how parents can help shape better relationships with their kids and keep them out of trouble. She also has a strong focus on scientific methodology and computational modeling.