John Deno Geanakoplos

Dr. John D.
Geanakoplos is a Member at American Academy of Arts & Sciences, a Vice Chairman of Research Oversight at Ellington Management Group LLC and a Professor at Yale University.
From 1992 until joining Ellington in 1995, Dr. Geanakoplos was a Managing Director of Kidder Peabody, where he was head of the Fixed Income Research Department.
In that capacity, he led the design of the firm’s proprietary MBS analytical systems.
Dr. Geanakoplos became a full Professor at Yale University in 1986, at the age of 30, and is currently the James Tobin Professor of Economics.
From 1996-2005 he was Director of the Cowles Foundation for Research in Economics, and from 1991 until today he has been Chair of Hellenic Studies.
In 2019-20 he was Chair of the Yale Faculty of Arts and Sciences Senate.
In 1990 and again in 2000, he directed the economics program at the Santa Fe Institute, where he remains an external professor.
Mr. Geanakoplos graduated summa cum laude, Phi Beta Kappa with a Bachelor of Arts in Mathematics from Yale University and received a Master of Arts in Mathematics and a Doctor of Philosophy in Economics from Harvard University.