Honoring Dr. Bella DePaulo — the Original SoloAchiever™. Her groundbreaking book, Single at Heart, has inspired millions worldwide to live freely, authentically, and happily single.

Find out if you are Single at Heart?
Take the research-backed Single at Heart Quiz created by world renowned author and singlehood expert 👇🏻
About Dr. Bella DePaulo’s research-backed, 14-question self-assessment quiz.
Being Single at Heart means embracing the power, freedom, and joy of single life. It’s about building a life that feels fully your own: free, fulfilled, and self-directed. People who are single at heart are happy and flourishing because they are single, not in spite of it. Dr. Bella DePaulo designed the Single at Heart Quiz based on her groundbreaking research.
Single at Heart.The Power, Freedom, and Heart-Filling Joy of Single Life.
From acclaimed social scientist Dr. Bella DePaulo, the leading expert on single life, comes this groundbreaking, comprehensive, totally unapologetic case for single life. For the “single at heart,” DePaulo finds, single life is a joyful, meaningful, fulfilling, psychologically rich, and authentic life. The single at heart are flourishing because they are single, not in spite of being single.
FAQs:
Single at Heart is a concept coined by social psychologist Dr. Bella DePaulo to describe people who genuinely thrive in single life. The idea was introduced and expanded in her book Single at Heart, which draws on decades of research to show how autonomy, solitude, and independence can be sources of deep fulfillment, meaning, and happiness—without centering romantic partnership.
The Single at Heart Quiz takes approximately 2–3 minutes to complete and provides immediate results that reflect your relationship with single living, independence, and personal fulfillment.
Who is Dr. Bella DePaulo? Dr. Bella DePaulo is a social psychologist and leading expert on single life. She is the author of Single at Heart and Singled Out and is widely known for her research challenging stereotypes about single people and highlighting the psychological richness of single living.
Is this quiz scientifically validated?The Single at Heart Quiz is research-informed, drawing on Dr. Bella DePaulo’s peer-reviewed work on single life and well-being. It is designed for self-reflection and insight, not as a clinical or diagnostic assessment.
What will I learn from my results?You’ll learn whether you naturally thrive in single life and gain personalized insights into your relationship with independence, solitude, autonomy, and overall life satisfaction.
More Must-Reads for the Single at Heart — from Dr. Bella DePaulo

“A myth-busting manifesto that exposes the truth about single life—and proves that happiness doesn’t require a plus-one.”


