Marquis Who’s Who

Since 1898, Marquis Who's Who has remained the standard for reliable and comprehensive biographical data.

Featured Listee's Spotlight

David de Harter
David John de Harter, MD

David John de Harter, MD, is a sculptor, gallery owner, and retired board-certified radiation oncologist celebrating 35 years of practice.

James Eade
James V. Eade

James V. Eade is the founder and chief executive officer of the Eade Foundation, a nonprofit providing chess sets and coaching to communities worldwide.

Joan Gillman

Joan Gillman is a National Geographic Certified Educator who has spent more than 40 years encouraging students to develop a passion for science.

Rob Moir
Rob Moir, PhD

Rob Moir, PhD, is an educator, environmental activist, and the executive director of the Ocean River Institute.

Geoffrey Nusbaum
Geoffrey D. Nusbaum, PhD​

Geoffrey D. Nusbaum, PhD, has dedicated his career to supporting others as a psychotherapist.

James Parker
James M. Parker, MD, FACC, FSCAI

James M. Parker, MD, FACC, FSCAI is a board-certified interventional cardiologist and arrhythmia specialist.

Brian Abel Ragen

Dr. Brian Abel Ragen is an emeritus professor of English at Southern Illinois University Edwardsville, where he taught American literature, the Bible, and the Great Books curriculum.

Susan Schall
Susan O. Schall, PhD​

Susan O. Schall, PhD, is the founder and lead consultant of SOS Consulting.

Marilynn Smiley
Marilynn J. Smiley, PhD​

Mr. Stewart is a retired systems analyst who spent more than 45 years working with some of the world’s top engineers and manufacturers.

Steven Stanley
Steven M. Stanley, PhD​

Steven M. Stanley, PhD, is an award-winning paleontologist and professor.

Marquis Listees Enjoy These Exclusive Opportunities

Welcome to an exclusive community of accomplished, seasoned professionals who have worked hard to showcase their many achievements. With Marquis Who’s Who, select professionals from countless global industries benefit from quality branding, biographical and promotional products, and services.

Marquis Biographies Online

For over a century, Marquis Who’s Who has proudly supported the library and research communities with the most trusted biographical information of its kind. Nearly every public and academic library in the United States – as well as corporate and research libraries around the world – use Marquis Biographies in print or online (MBO).  This is why Marquis Who’s Who has been invaluable to the reference community for over 120 years and will be for decades to come.

united hemipsheres personal websites wall street journal WSJ

Listee Branding

Marquis Who’s Who strives to provide our listees with the best branding opportunities in order to reach their highest potential. In recent years, we have been proud to introduce several new partnerships, products and services. Our valued listees have exclusive access to features in United Hemispheres and The Wall Street Journal, and unmatched promotional opportunities including video interviews featuring Star Jones.

How Marquis Who's Who changed Warren Buffett's Life

An accomplished and renowned investor, and business mogul, Mr. Buffett understood early in his career the true importance of our work in highlighting great American achievement.

“To be able to [read about] the lives of these people that have been through so much … it’s so extraordinary; the lessons, the discouragements they’ve faced, everything about them.” – Warren Buffett on the impact of Marquis Who’s Who on his life.

Warren Buffett

Chairman & CEO, Berkshire Hathaway

Featured Publications

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Have you made strides in your career that deserve to be showcased to the world? Could you benefit from joining a notable network of like-minded, seasoned professionals? Are you looking for an effective way to revive your professional reputation?