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Fitness instructor who emphasizes the importance of healthy lifestyles for people of all ages

Donna Richardson Joyner has sold millions of fitness videos including ESPN, Nike and Buns of Steel, Sweatin in the Spirit. She has the #1 Inspirational Fitness Infomercial in America “Body…

Ultramarathon Man and Author of Ultramarathon Man: Confessions of an All-Night Runner, which details ultra endurance running for the general public

TIME magazine named him as one of the "Top 100 Most Influential People in the World." Men's Fitness hailed him as the fittest man on the planet. An internationally recognized…

Keynote Speaker and Media Expert. Dr. Gregory Jantz is recognized as the founder of the whole-person care model

Today, more than ever, people long to hear the voice of hope, and that is precisely what Dr. Gregory Jantz represents to thousands. Audiences know him through his books, his…

Branding Visionary & Founder of FUBU; Investor on ABC's "Shark Tank"

From his wildly successful role on ABC’s smash hit, Shark Tank, to his distinguished status as a Presidential Ambassador for Global Entrepreneurship, Daymond John has become globally recognized for his…

Nationally Known Author and Lifelong Civil Rights Activist; One of the Founders of the New Left

David Horowitz was one of the founders of the New Left in the 1960s and an editor of its largest magazine, Ramparts. He is the author, with Peter Collier, of…

Duane Chapman | PDA Speakers

Television Personality and Bounty Hunter

Dog is Duane Lee Chapman, owner of Da Kine Bail Bonds in Honolulu and has been described as the “greatest bounty hunter in the world.”

A Founding Member and Former Chief of Staff of the Black Panther Party

As chief of staff of the Black Panther party, David Hilliard was actively involved in every major activity of the best-recognized and most feared African American organization of the 1960's…

Professor of history and religious studies, holder of the Stern Chair in Holocaust Education, and the founding director of the Rodgers Center for Holocaust Education

Marilyn J. Harran is professor of history and religious studies, holder of the Stern Chair in Holocaust Education, and the founding director of the Rodgers Center for Holocaust Education and…

Historian with an MA and Ph.D. in contemporary Jewish history from the Hebrew University in Jerusalem

Dr. Alex Grobman is an historian with an MA and Ph.D. in contemporary Jewishhistory with a major in the Shoah from the Hebrew University in Jerusalem. He ispresident of the…

CNN Chief Medical Correspondent; Neurosurgeon; Award-Winning Journalist

Dr. Sanjay Gupta is the multiple Emmy award winning chief medical correspondent for CNN.

Scientist, Filmmaker, and Gay Rights Activist

Scientist turned documentarian Dean Hamer is an Emmy Award–winning filmmaker and New York Times Book of the Year author with a long history of communicating complex and controversial ideas to…

Comedian, Actor, NY Times Bestselling Author Longest Running Cast Member of SNL

A regular member of “The Not Ready For Prime Time Players Company” on Saturday Night Live from 1995 to 2009, the longest tenure of any cast member in show history.…

Dr. Gwendolyn Goldsby Grant has earned a Bachelor of Science degree, two Masters degrees (one in Guidance and Counseling, the other in Behavioral Science), a Doctorate in Theology, and a…

Professor and Author

Jewelle Taylor Gibbs is professor emerita at the School of Social Welfare as well as a clinical psychologist and noted writer. She is the author of Preserving Privilege: California Politics,…

Esteemed Activist, Author, and Journalist who, in 1961, became the first African American female reporter at the Washington Post

Dorothy Butler Gilliam was a journalist with The Washington Post

Professor and Director, W. E. B. Du Bois Institute for African and African American Research, Harvard University

Henry Louis Gates, Jr. is the Alphonse Fletcher University Professor and Director of the Hutchins Center for African and African American Research at Harvard University. Emmy Award-winning filmmaker, literary scholar,…

Physician, Nutrition Expert, Athlete, & Bestselling Author of "Eat to Live"

Joel Fuhrman, M.D. is a family physician, New York Times best-selling author and nutritional researcher who specializes in preventing and reversing disease through nutritional and natural methods. Dr. Fuhrman is…

Professor Emeritus at UC Berkeley, Civic Activist

Dr. Harry Edwards was born in St. Louis but grew up in East Saint Louis, Illinois. After an outstanding athletic career at East St. Louis High, he graduated in 1960…

Former Professional Baseball Player, Cancer Survivor & Author of "Comeback"

Dave Draveckys story is one of hope, courage and perseverance in the midst of dark and overwhelming uncertainty. In 1988 Dave was at the top of his game and life.…

Daryl Davis | PDA Speakers

Musician, Author, Racial Justice Activist, Compelling Unifier, Klan Whisperer, and Award-Winning Conflict Navigator

Daryl Davis is committed to helping people ignite positive change – using conversation to build bridges. His jaw-dropping experiences speak for themselves.

Dr. Maura Cullen is considered one of the foremost authorities on issues of Diversity and Leadership

Dr. Maura Cullen has been referred to as being the best there is at simplifying the complex issues of diversity in an entertaining and educational manner. Since 1987, Dr. Cullen…

Real-life 'Hitch,' Dating Doctor

Real-life date coach David Coleman sees plenty of parallels between Will Smith's character in the new movie Hitch and his own career helping others find love. Coleman says he has…

Award-Winning Relationship Specialist and Former TV Talk Show Advice Expert

People across the United States and abroad know Dr. Grace Cornish Livingstone, as "Dr. Grace," the award-winning relationship specialist, dynamic minister, keynote speaker, former TV talk show advice expert, and…

Best-Selling Author & One of the World's Top Motivational Seminar Leaders

Deepak Chopra is the author of more than seventy-five books translated into over thirty-five languages, including twenty-three New York Times bestsellers in both the fiction and nonfiction categories. Chopra’s medical…

CEO & Contributor, Chicken Soup for the Soul

Dan Clark is CEO of a multi-million dollar corporation, an internationally recognized Speaker, Entertainer, Songwriter/ Recording Artist and New York Times Best Selling Author. Since 1982, Dan has spoken to…

Civil Rights Leader

Dr. Benjamin Franklin Chavis, Jr. is an African American civil rights leader born on Jan. 22, 1948 in Oxford, N.C. As a 12-year-old, Chavis effectively desegregated his hometown’s whites-only public…

Philosopher in the field of biomedical ethics

The nation's leading medical ethicist, Daniel Callahan is founder of the Hastings Center which studies ethical issues in such fields as medicine and life sciences. An expert on how our…

Veteran Democratic Political Strategist, Adjunct Professor, Author and Syndicated Columnist

Donna Brazile Veteran Democratic Political Strategist; Analyst, CNN and Contributor, ABC News Veteran Democratic political strategist Donna Brazile is an adjunct professor, author, syndicated columnist, television political commentator, vice chair…

World-Renowned Neurosurgeon. Serves as Chairman of the Department of Neurosurgery and Director of the Maxine Dunitz Neurosurgical Institute at Cedars-Sinai Medical Center

Dr. Keith L. Black serves as Chairman of the Department of Neurosurgery and Director of Maxine Dunitz Neurosurgical Institute at Cedars-Sinai Medical Center. An internationally renowned neurosurgeon and scientist, Dr.…

Activist, Founder and President of the Institute for American Values, co-director of The Marriage Opportunity Council, and the author of Fatherless America and The Future of Marriage

David Blankenhorn is founder and president of the Institute for American Values, a nonpartisan organization whose mission is to study and strengthen civil society. He is the author of Fatherless…

The Best-Selling Humorist of Our Time

Dave Barry has been a professional humorist ever since he discovered that professional humor was a lot easier than working. For many years he wrote a newspaper column that appeared…

Historian and Biographer. She is the author of The Most Famous Man in America: The Biography of Henry Ward Beecher, for which she won the 2007 Pulitzer Prize for Biography or Autobiography

Debby Applegate, recipient of the 2007 Pulitzer Prize for her book The Most Famous Man in America: The Biography of Henry Ward Beecher. Debby Applegate discovered Henry Ward Beecher, the…

Former Israeli fencer. He competed in the individual foil event at the 1972 Munich Summer Olympics

Dan Alon, former Israeli fencer. He competed in the individual foil event at the 1972 Summer Olympics. He was placed fourth in round one with three wins and two losses…

Serves as a Senior Fellow at the Potomac Institute for Policy Studies and Director of its International Center for Terrorism Studies

One of the world's leading authorities on terrorism, Professor Alexander was the founder and editor of Terrorism: An International Journal and has published fifty books on the subject of international…

Psychiatrist, Author and Television Personality. He is also a contributor on psychiatry for Fox News Channel

Keith Ablow, MD, is a New York Times best-selling author, Fox News Psychiatry contributor, contributing editor for Good Housekeeping and Men's Fitness, and repeat Oprah guest. He has earned the…

Self Help, Judaism and Psychology

Dr. Miriam Adahan, author, lecturer and renowned psychotherapist, is famous throughout the Jewish world for her sensitive advice and her highly effective EMETT ("Emotional Maturity Established Through Torah") system for…

Known as Dr. Ro, is an Nutritionist, Lecturer, Health Reporter, Entrepreneur, and Author

Dr. Ro is an award-winning health journalist and television personality known for her easy-to-apply diet, fitness, and health tips for women and families. A leading nutrition coach for over 2…