David B. Weinberger is an American mathematician and mathematical financier.

Education

Weinberger was a University Scholar at Princeton University

Princeton University

Princeton University is a private research university located in Princeton, New Jersey, United States. The school is one of the eight universities of the Ivy League, and is one of the nine Colonial Colleges founded before the American Revolution....

, from which he was graduated in mathematics in 1969. While there, he was a member of Princeton Tower Club

Princeton Tower Club

Princeton Tower Club is one of the ten eating clubs at Princeton University in Princeton, New Jersey, United States, and one of five clubs to choose its members through a selective process called bicker...

. He attended Cornell University

Cornell University

Cornell University is an Ivy League university located in Ithaca, New York, United States. It is a private land-grant university, receiving annual funding from the State of New York for certain educational missions...

 as a National Science Foundation

National Science Foundation

The National Science Foundation is a United States government agency that supports fundamental research and education in all the non-medical fields of science and engineering. Its medical counterpart is the National Institutes of Health...

 Fellow, studying applied mathematics

Applied mathematics

Applied mathematics is a branch of mathematics that concerns itself with mathematical methods that are typically used in science, engineering, business, and industry. Thus, "applied mathematics" is a mathematical science with specialized knowledge...

 and operations research. His doctorate was awarded in 1973; D. R. Fulkerson

D. R. Fulkerson

Delbert Ray Fulkerson was a mathematician who co-developed the Ford-Fulkerson algorithm, one of the most well-known algorithms to solve the maximum flow problem in networks....

 served as advisor.

Work

After Cornell, he went to work at Bell Laboratories and continued to work on problems in combinatorics

Combinatorics

Combinatorics is a branch of mathematics concerning the study of finite or countable discrete structures. Aspects of combinatorics include counting the structures of a given kind and size , deciding when certain criteria can be met, and constructing and analyzing objects meeting the criteria ,...

 and optimization. From Bell Labs, he took a teaching position at the newly formed School of Organization and Management at Yale University

Yale University

Yale University is a private, Ivy League university located in New Haven, Connecticut, United States. Founded in 1701 in the Colony of Connecticut, the university is the third-oldest institution of higher education in the United States...

 for the academic year 1975-76. (See also Yale School of Management

Yale School of Management

The Yale School of Management is the graduate business school of Yale University and is located on Hillhouse Avenue in New Haven, Connecticut, United States. The School offers Master of Business Administration and Ph.D. degree programs. As of January 2011, 454 students were enrolled in its MBA...

.)

Weinberger left Yale to join investment bank Goldman Sachs

Goldman Sachs

The Goldman Sachs Group, Inc. is an American multinational bulge bracket investment banking and securities firm that engages in global investment banking, securities, investment management, and other financial services primarily with institutional clients...

, where he was a pioneer in the application of quantitative methods to financial markets. His work included the implementation of early index arbitrage

Index arbitrage

Index arbitrage is a subset of statistical arbitrage focusing on index components.The idea is that an index is made up of several components that influence the index price in a different manner.For instance, there are leaders...

 strategies, as well as options pricing and trading models. In 1983, Weinberger left Goldman Sachs to join the secretive O'Connor and Associates, a proprietary trading firm in Chicago

Chicago

Chicago is the largest city in the US state of Illinois. With nearly 2.7 million residents, it is the most populous city in the Midwestern United States and the third most populous in the US, after New York City and Los Angeles...

He serves on the Board of Trustees of the Santa Fe Institute

Santa Fe Institute

The Santa Fe Institute is an independent, nonprofit theoretical research institute located in Santa Fe and dedicated to the multidisciplinary study of the fundamental principles of complex adaptive systems, including physical, computational, biological, and social systems.The Institute houses a...

.