Adrian Stephen Lewis (born 1962 in England) is a British-Canadian mathematician, specializing in variational analysis and nonsmooth optimization.

Education and career

At the

University of Cambridge The University of Cambridge is a Public university, public collegiate university, collegiate research university in Cambridge, England. Founded in 1209, the University of Cambridge is the List of oldest universities in continuous operation, wo ...

he graduated with B.A. in mathematics in 1983, M.A. in 1987, and Ph.D. in engineering in 1987. His doctoral dissertation is titled ''Extreme point methods for infinite linear programming.'' Lewis was a postdoc at

Dalhousie University Dalhousie University (commonly known as Dal) is a large public research university in Nova Scotia, Canada, with three campuses in Halifax, Nova Scotia, Halifax, a fourth in Bible Hill, Nova Scotia, Bible Hill, and a second medical school campus ...

. In Canada he was a faculty member at the

University of Waterloo The University of Waterloo (UWaterloo, UW, or Waterloo) is a Public university, public research university located in Waterloo, Ontario, Canada. The main campus is on of land adjacent to uptown Waterloo and Waterloo Park. The university also op ...

from 1989 to 2001 and at

Simon Fraser University Simon Fraser University (SFU) is a Public university, public research university in British Columbia, Canada. It maintains three campuses in Greater Vancouver, respectively located in Burnaby (main campus), Surrey, British Columbia, Surrey, and ...

from 2001 to 2004. Since 2004 he has been a full professor at

Cornell University Cornell University is a Private university, private Ivy League research university based in Ithaca, New York, United States. The university was co-founded by American philanthropist Ezra Cornell and historian and educator Andrew Dickson W ...

and since 2018 has been the Samuel B. Eckert Professor of Engineering in the School of Operations Research and Information Engineering. From 2010 to 2013, he served as the School's director. Lewis has held visiting appointments at academic institutions in France, Italy, New Zealand, the United States, and Spain. He is a co-editor for '' Mathematical Programming, Series A'' and an associate editor for ''Set-Valued and Variational Analysis'' and for ''

Mathematika ''Mathematika'' is a peer-reviewed mathematics journal that publishes both pure and applied mathematical articles. The journal was founded by Harold Davenport in the 1950s. The journal is published by the London Mathematical Society, on behalf of ...

''. He has been a member of the editorial boards of ''

Mathematics of Operations Research ''Mathematics of Operations Research'' is a quarterly peer-reviewed scientific journal established in February 1976. It focuses on areas of mathematics relevant to the field of operations research such as continuous optimization, discrete optimizat ...

'', the '' SIAM Journal on Optimization'', the ''

SIAM Journal on Matrix Analysis and Applications The ''SIAM Journal on Matrix Analysis and Applications'' is a peer-reviewed scientific journal covering matrix analysis and its applications. The relevant applications include signal processing, systems and control theory, statistics, Markov chai ...

'', the '' SIAM Journal on Control and Optimization'', and the '' MPS/SIAM Series on Optimization''. Much of his research deals with "semi-algebraic optimization and variational properties of eigenvalues." With

Jonathan Borwein Jonathan Michael Borwein (20 May 1951 – 2 August 2016) was a Scottish mathematician who held an appointment as Laureate Professor of mathematics at the University of Newcastle, Australia. He was a close associate of David H. Bailey, and they ...

he co-authored the book ''Convex Analysis and Nonlinear Optimization'' (2000, 2nd edition 2006). Lewis holds British and Canadian citizenship and

permanent residency Permanent residency is a person's legal resident status in a country or territory of which such person is not a citizen but where they have the right to reside on a permanent basis. This is usually for a permanent period; a person with such l ...

in the USA.

Selected publications

* * * * * * * * * * * * * * * * *

Awards and honours

* 1995–1996 –

Aisenstadt Prize The André Aisenstadt Prize recognizes a young Canadian mathematician's outstanding achievement in pure or applied mathematics. It has been awarded annually since 1992 (except in 1994, when no prize was given) by the Centre de Recherches Mathémat ...

of the Canadian

Centre de recherches mathématiques The Centre de recherches mathématiques (CRM) is the first mathematical research institute in Canada, located at the Université de Montréal. The CRM has ten research laboratories, one in each of: mathematical analysis, number theory and symbolic ...

* 2003 – Lagrange Prize for Continuous Optimization from SIAM and the Mathematical Programming Society * 2009 – Fellow of SIAM * 2014 – Invited Speaker,

International Congress of Mathematicians The International Congress of Mathematicians (ICM) is the largest conference for the topic of mathematics. It meets once every four years, hosted by the International Mathematical Union (IMU). The Fields Medals, the IMU Abacus Medal (known before ...

at Seoul * 2018 – INFORMS Computing Society Prize (with James V. Burke, Frank E. Curtis, and Michael L. Overton) * 2020 –

John von Neumann Theory Prize The John von Neumann Theory Prize of the Institute for Operations Research and the Management Sciences (INFORMS) is awarded annually to an individual (or sometimes a group) who has made fundamental and sustained contributions to theory in opera ...

from INFORMS

References

External links

* ** {{DEFAULTSORT:Lewis, Adrian 1962 births Living people 20th-century British mathematicians 21st-century British mathematicians 20th-century Canadian mathematicians 21st-century Canadian mathematicians Variational analysts Alumni of the University of Cambridge Academic staff of the University of Waterloo Academic staff of Simon Fraser University Cornell University College of Engineering faculty Canadian people of English descent