For nearly 30 years, Stephen Duneier has applied cognitive science to investment and business management. The result has been the turnaround of numerous institutional trading businesses, career best returns for experienced portfolio managers who have adopted his methods, the development of a $1.25 billion hedge fund, and 20.3% average annualized returns as a global macro portfolio manager. A visiting professor of decision analysis and behavioral investing in the College of Engineering at the University of California, Santa Barbara, Duneier holds an MBA from New York University's Stern School of Business.

Through Bija Advisors' coaching, workshops, and publications, he helps the world's most successful and experienced institutional investors improve performance by applying proven, proprietary decision‐making methods to their own processes.

Duneier was formerly global head of currency option trading at Bank of America, managing director in charge of emerging markets at AIG International, and founding partner of award winning hedge funds.

Duneier's artwork has been featured in international publications and on television programs around the world. It is represented by the renowned gallery, Sullivan Goss, and has earned him more than 60,000 followers across social media, as well as a Guinness world record. As Commissioner of the League of Professional Educators, Duneier is using cognitive science to alter the landscape of American K–12 education.

As a speaker, he has delivered informative and inspirational talks to audiences around the world for more than 20 years on topics including how cognitive science can improve performance and the keys to living a more deliberate life.

Duneier is originally from Long Island, New York, and has lived with his wife, Barbara, and their two children in London and Santa Barbara.