Charles D. Ellis

Charles D. Ellis is an American investment consultant and founder of Greenwich Associates, a strategy consulting firm for financial institutions.

He is renowned for his advocacy of passive investing through index funds, as outlined in his book "Winning the Loser's Game." Ellis's philosophy challenges the notion of actively managed funds, arguing that most investors are better served by low-cost index funds.

His work has significantly influenced the investment industry, promoting a focus on long-term strategies and minimizing costs.

Ellis's expertise stems from decades of experience in investment consulting and teaching at prestigious institutions like Harvard and Yale.