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Your SoloAchiever™ journey starts here.


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

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:

What is Single at Heart and what does it mean?

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.

How long does the Single at Heart Quiz take?

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.

Book cover of Singled Out: How Singles Are Stereotyped, Stigmatized, and Ignored by Dr. Bella DePaulo.

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



Book cover of Alone: The Badass Psychology of People Who Like Being Alone by Dr. Bella DePaulo.

“Dr. Bella DePaulo reveals the badass psychology of people who thrive in their own company—celebrating the strength, clarity, and self-possession that come from liking your life exactly as it is.”


Book cover of How We Live Now: Redefining Home and Family in the 21st Century by Dr. Bella DePaulo.

“Dr. Bella DePaulo reveals how modern Americans are reinventing home, community, and connection—proof that there’s no single way to live a full life.”