Stephen Wiesner

Stephen Wiesner

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Stephen J. Wiesner is a research physicist currently living in Israel
Israel
The State of Israel is a parliamentary republic located in the Middle East, along the eastern shore of the Mediterranean Sea...

. As a graduate student at Columbia University
Columbia University
Columbia University in the City of New York is a private, Ivy League university in Manhattan, New York City. Columbia is the oldest institution of higher learning in the state of New York, the fifth oldest in the United States, and one of the country's nine Colonial Colleges founded before the...

 in New York in the late 1960s and early 1970s, he discovered several of the most important ideas in quantum information theory, including quantum money
Quantum money
Quantum Money is a proposed design of bank notes making them impossible to forge, by using quantum physics. The idea influenced the development of quantum key distribution protocols used in quantum cryptography....

 (which led to quantum key distribution), quantum multiplexing (the earliest example of oblivious transfer
Oblivious transfer
In cryptography, an oblivious transfer protocol is a type of protocol in which a sender transfers one of potentially many pieces of information to a receiver, but remains oblivious as to what piece has been transferred....

) and superdense coding
Superdense coding
Superdense coding is a technique used in quantum information theory to send two bits of classical information using only one qubit, with the aid of entanglement.- Overview :...

 (the first and most basic example of entanglement-assisted communication). Although this work remained unpublished for over a decade, it circulated widely enough in manuscript form to stimulate the emergence of quantum information science
Quantum information science
Quantum information science is an area of study based on the idea that information science depends on quantum effects in physics. It includes theoretical issues in computational models as well as more experimental topics in quantum physics including what can and cannot be done with quantum...

 in the 1980's and 1990's. Wiesner is the son of Jerome Wiesner
Jerome Wiesner
Jerome Bert Wiesner was an educator, a Science Advisor to U.S. Presidents Eisenhower and Kennedy and Johnson, an advocate for arms control, and a critic of anti-ballistic-missile defense systems...

 and Laya Wiesner. He received his undergraduate degree from Brandeis University
Brandeis University
Brandeis University is an American private research university with a liberal arts focus. It is located in the southwestern corner of Waltham, Massachusetts, nine miles west of Boston. The University has an enrollment of approximately 3,200 undergraduate and 2,100 graduate students. In 2011, it...

.