William J. Bernstein

William J. Bernstein is an American financial theorist and neurologist based in Portland, Oregon.

He has made significant contributions to modern portfolio theory and is known for his research in this field.

Bernstein has authored several books aimed at individual investors who want to manage their own equity portfolios.

His work focuses on providing practical, accessible investment strategies for the average person.

Bernstein's background as a neurologist brings a unique perspective to his financial writings, often incorporating insights from psychology and behavioral economics.

His approach emphasizes the importance of understanding market history, risk management, and long-term planning in successful investing.