Bella DePaulo, PhD, is a notable thought leader on single life, dubbed "America’s foremost thinker on the single experience" by The Atlantic. With a rich academic background, including a BA from Vassar and a PhD from Harvard, Dr. DePaulo has dedicated her career to advocating for and researching the nuances of singlehood. She coined the term "single at heart" and has authored influential books such as "Singled Out" and "Single at Heart: The Power, Freedom, and Heart-Filling Joy of Single Life," both of which challenge societal misconceptions about being single.

Dr. DePaulo is a prolific writer, contributing to major publications like The New York Times, Time, and Psychology Today, where she has maintained the "Living Single" blog since 2008. In addition to her written work, she shares her insights through TEDx talks and lectures globally, connecting with diverse audiences on the importance and richness of single life. Her mission fosters a deeper understanding and appreciation for singles, highlighting empowerment and joy in this lifestyle.