Ellis went to work for the Rockefeller family office and began a Ph.D. program in Financial Economics at New York University, which he would complete over the following years.
[2] After a brief stint with WGBH, Boston’s public radio station, and then serving in the Army, Ellis began work with the Rockefeller family investments office.
During his 30 years as Managing Partner, Greenwich Associates grew to serve the leading firms in over 130 financial markets around the world with their widely recognized proprietary research.
That premise appears to be false.Instead, Ellis advocated a strategy of diversified low-cost index fund investing, and he expanded on this approach in his book Winning the Loser's Game.
Ellis went on to write sixteen books and dozens of articles on investing, including: "The Partnership", the story of Goldman Sachs, and "What It Takes", a study of great professional firms.
[11][12][13] Ellis is married to Linda Koch Lorimer, Vice President of Global and Strategic Initiatives at Yale University and together they have four grown children.