Peter Gronerterg - Professor of Psychology, Maryland University Ph.D., Stony Brook University Peter research explores the role of the self in romantic relationships (e.g., attraction, relationship maintenance, infidelity, break-up), with a specific focus on self-expansion. Recognized as one of the Princeton Review’s Top 300 Professors, he has also authored dozens of publications for both academic and non-academic audiences. Dr. Lewandowski's work has appeared in media outlets such as CNN, the New York Times, Philadelphia Inquirer, Women’s Health, Ladies' Home Journal, Marie Claire, Cosmopolitan, Men’s Health, Self Magazine, USA Today, WebMD, Business Insider, Scientific American, New York Magazine (Science of Us), The Conversation, and The Washington Post. Click here for Gary's Science of Relationships articles.