Governance & Leadership
SIAM’s Board of Trustees, Council, and other volunteer member leaders work together with our professional staff to advance SIAM’s mission.
Charting Our Course
SIAM Board of Trustees
The SIAM Board of Trustees is responsible for the management and financial oversight of SIAM, taking into account the professional and scientific policies and objectives of SIAM. The Board has full legal and fiduciary responsibility for SIAM.
Board of Trustees
Alison Ramage, Chair
University of Strathclyde
Liliana Borcea
University of Michigan
Raymond Chan
City University of Hong Kong
Ricardo Cortez
Tulane University
Thomas A. Grandine
Boeing Company
Samuel Gubins
Annual Reviews
Jan Hesthaven
Ecole Polytechnique Fédérale De Lausanne
Sven Leyffer
Argonne National Laboratory
Cynthia Phillips
Sandia National Laboratories
Beatrice M. Riviere
Rice University
Bonita V. Saunders
National Institute of Standards & Technology
Chi-Wang Shu
Brown University
Ulrike Meier Yang
Lawrence Livermore National Laboratory
Directing Our Organization
SIAM Chief Executive Officer
The Chief Executive Officer is responsible for the administration of the affairs of SIAM, and providing leadership, management, and strategy to the organization. The CEO leads SIAM’s professional staff.
Chief Executive Officer
Suzanne L. Weekes
Society for Industrial and Applied Mathematics
Leading the Way
SIAM Officers
SIAM officers hold key leadership roles and are responsible for overseeing various aspects of SIAM's operations, goals, and objectives.
Officers
Sven Leyffer, President
Argonne National Laboratory
Carol Woodward, President-Elect
Lawrence Livermore National Laboratory
Xiaoye Sherry Li, Vice President-at-Large
Lawrence Berkeley National Laboratory
Karen Devine, Secretary
Sandia National Laboratories, Retired
Samuel Gubins, Treasurer
Annual Reviews
Eleanor Jenkins, Vice President for Education
Clemson University
Ron Buckmire, Vice President for Equity, Diversity, and Inclusion
Marist College
Sharon Arroyo, Vice President for Industry
Boeing Company
James G. Nagy, Vice President for Programs
Emory University
Howard Elman, Vice President for Publications
University of Maryland
Alejandro Aceves, Vice President for Science Policy
Southern Methodist University
Shaping Our Policy
SIAM Council
The SIAM Council formulates the scientific policies of the organization, monitors its technical activities, proposes new activities, and recommends action to the Board of Trustees as appropriate. The Council is chaired by the SIAM President.
Council
Alejandro Aceves
Southern Methodist University
Natalia Alexandrov
NASA Langley Research Center
Sharon Arroyo
Boeing Company
Inga Berre
University of Bergen
Ron Buckmire
Marist College
Elizabeth Cherry
Georgia Institute of Technology
Hans De Sterck
University of Waterloo
Karen Devine
Sandia National Laboratories, Retired
Alicia Dickenstein
Universidad de Buenos Aires
Howard Elman
University of Maryland
Heike Fassbender
TU Braunschweig
Samuel Gubins
Annual Reviews
Johnny Guzmán
Brown University
Judith Hill
Lawrence Livermore National Laboratory
Eleanor Jenkins
Clemson University
Sven Leyffer
Argonne National Laboratory
Xiaoye Sherry Li
Lawrence Berkeley National Laboratory
James Nagy
Emory University
Evelyn Sander
George Mason University
Carola-Bibiane Schoenlieb
University of Cambridge
Valeria Simoncini
University of Bologna
Andrea Walther
Humboldt-Universität zu Berlin
Carol Woodward
Lawrence Livermore National Laboratory
Building Our History
SIAM Executive Leadership
Executive Leadership
James M. Crowley
1994 - 2020
I. Edward Block
1976 - 1994
Dedicated to Our Mission
SIAM Presidents
The SIAM President broadly manages the professional and scientific affairs of SIAM, overseeing the SIAM Council and making appointments to committees.
Presidents
Sven Leyffer
2023-2024
Susanne C. Brenner
2021-2022
Lisa Fauci
2019-2020
Nicholas J. Higham
2017-2018
Pamela Cook
2015-2016
Irene Fonseca
2013-2014
L. N. Trefethen
2011-2012
Doug Arnold
2009-2010
Cleve Moler
2007-2008
Martin Golubitsky
2005-2006
James (Mac) Hyman
2003-2004
Thomas A. Manteuffel
2001-2002
Gilbert Strang
1999-2000
John Guckenheimer
1997-1998
Margaret H. Wright
1995-1996
Avner Friedman
1993-1994
Robert E. O’Malley, Jr.
1991-1992
Ivar Stakgold
1989-1990
C. William Gear
1987-1988
Gene H. Golub
1985-1986
Hirsh Cohen
1983-1984
Seymour Parter
1981-1982
Richard C. DiPrima
1979-1980
Werner Rheinboldt
1976-1978
Herbert Keller
1974-1976
C. C. Lin
1972-1974
Burton Colvin
1970-1972
J. Wallace Givens
1968-1970
Garrett Birkhoff
1966-1968
J. Barkley Rosser
1964-1966
Alston Householder
1963-1964
Joseph LaSalle
1962-1963
Robert Rinehart
1961-1962
F. Joachim Weyl
1960-1961
Brockway McMillan
1959-1960
Donald Thomsen, Jr.
1958-1959
Thomas Southard
1956-1958
John Mauchly
1955-1956
Harold Kuhn
1954-1955
Donald Houghton
1953-1954
William Bradley
1952-1953
Guiding Our Board
SIAM Board Chair
Board Chairs
Alison Ramage
1/1/2023 - Present
Margot Gerritsen
1/1/2020 - 12/31/2022
C. Tim Kelley
1/1/2012- 12/31/2019
Iain Duff
1/1/2006 - 12/31/2011
Michael Overton
1/1/2004 - 12/31/2005
Max Gunzburger
1/1/2003 - 12/31/2003
H. Thomas Banks
1/1/1999 - 12/31/2002
Joyce McLaughlin
1/1/1996 - 12/31/1998
John Hopcroft
1/1/1992 - 12/31/1995
James McKenna
1/1/1990 - 12/31/1991
Werner C. Rheinboldt
1/1/1985 - 12/31/1989
Ivar Stakgold
1/1/1980 - 12/31/1985
Maxine L. Rockoff
1/1/1978 - 12/31/1979
Brockway McMillan
1/1/1976 - 12/31/1977
Board Chairs from 1957-1975
I. Ed Block
Past Board Chair
Donald L. Thomsen
Past Board Chair
Herbert Gurk
Past Board Chair
R.F. Rinehart
Past Board Chair
Donald B. Houghton
Past Board Chair
Joseph LaSalle
Past Board Chair
John Sterrett
Past Board Chair
Nominate Yourself or a Colleague for SIAM Leadership
Do you know someone in the applied mathematics, computational science, or data science community who could help us achieve our mission?
Submit a Nomination