Goetzmann, William N.
William N. Goetzmann is an American academic, museum director, author, and the Edwin J. Beinecke Professor of Finance and Management Studies and faculty director of the International Center for Finance at the Yale School of Management. Goetzmann is a widely published expert on stocks, real estate, and alternative investments. He is best known for his research on investment funds, housing markets, the market for art, and financial history. (Source: Wikipedia)