Costis Maglaras

Costis Maglaras is the 16th Dean of Columbia Business School, and the David and Lyn Silfen Professor of Business at Columbia University. Costis received his BS in Electrical Engineering from Imperial College, London, in 1990, and his MS and PhD in Electrical Engineering from Stanford University in 1991 and 1998, respectively. He joined Columbia Business School in 1998, when he joined the Decision, Risk and Operations Division. Prior to becoming dean he served as chair of the Decision, Risk & Operations division at the Business School, director of the School's doctoral program, and was a member of the executive committee of the University's Data Science Institute. He is a Fellow of INFORMS, an Honorary Fellow of the Foreign Policy Association, and a member of the Economic Club of New York. He serves at the Board of Trustees of Athens College.

His research lies in the interface between data science, economics, and engineering, with emphasis on stochastic networks, financial engineering, and algorithmic pricing. Recent work focuses on fintech and market microstructure of electronic limit order book markets; social networks; and economics, incentives, and control of ride-hailing networks. His work has been recognized through several research awards, and he has advised 20 doctoral students who have gone on to academia and industry.

Costis teaches courses in the MBA and PhD programs, and he has also received the Dean's award at Columbia Business School for teaching excellence for the core course Managerial Statistics, and the Dean's award for Teaching Innovation for his work on the Technology and Analytics curriculum in Columbia's MBA and EMBA programs.

Outside of the Business School, his experience has been focusing on financial technology, asset management and markets, and digital technology. In 2007, he helped found Mismi Inc., a venture-backed financial technology firm that introduced quantitative trading algorithms and transaction analytics tools to the equities market. Mismi was a broker dealer and an Alternative Trading System (dark pool). As chief scientist, he co-developed all the firm’s IP, built and directed the quant research and engineering teams, and served as President until 2014. In the last decade he has worked with major financial institutions and hedge funds, including a long-standing collaboration with Goldman Sachs’ Global Markets Division focusing on quantitative research and equity trading. From 1991 to 1993 he served as a research scientist at Canon Research Center America, working on image processing and optical character recognition.

Costis is married to Niki Kouri and lives in Manhattan with their three daughters.