Most Frequent Hearing Witnesses

Witnesses who have appeared at the most congressional hearings, with their organization and date range.

Custom SQL query returning 100 rows (hide) 

SELECT hw.name, hw.organization, COUNT(DISTINCT hw.package_id) AS hearings_count, MIN(h.date_issued) AS first_appearance, MAX(h.date_issued) AS last_appearance FROM hearing_witnesses hw JOIN hearings h ON hw.package_id = h.package_id WHERE hw.name != '' GROUP BY hw.name HAVING hearings_count >= 3 ORDER BY hearings_count DESC LIMIT 100

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nameorganizationhearings_countfirst_appearancelast_appearance
U.S. Department of Veterans Affairs John Medve, Office of the U.S. Department of Veterans Affairs- U.S. Department of Defense Collaboration, Office of Policy and Planning 158 1999-07-01 2011-10-06
U.S. General Accounting Office Barbara D. Bovbjerg, Education, Workforce, and Income Security Issues 98 1997-02-26 2004-06-15
American Legion Jeff Steele, National Legislative Commission 95 1998-06-18 2011-07-07
Douglas Holtz-Eakin American Action Forum 80 2003-01-29 2023-11-09
Disabled American Veterans Joy J. Ilem 75 2007-02-08 2011-07-25
U.S. Department of the Treasury Hollister K. Petraeus, Team Lead, Consumer Financial Protection Bureau Implementation Team 67 1997-03-04 2011-02-09
U.S. Department of Health and Human Services Kevin Yeskey, Office of Preparedness and Emergency Operations, Office of Preparedness and Emergency Response 57 1997-03-04 2010-06-23
Social Security Administration Hon. Jo Anne B. Barnhart 55 1997-04-24 2006-06-15
Veterans of Foreign Wars of the United States Shane Barker 54 1998-06-18 2011-07-25
Hon. Eleanor Holmes Norton a U.S. Representative from the District of Columbia 51 1997-03-06 2022-07-12
U.S. Government Accountability Office "Public Safety Communications: Preliminary Information on FirstNet's Efforts to Establish a Nationwide Broadband Network" 51 2005-02-10 2015-03-11
Hon. David M. Walker U.S. Accountability Office 50 2000-03-29 2017-03-29
Vietnam Veterans of America Thomas J. Berger, Veterans Health Council 48 1998-06-18 2011-07-25
Paralyzed Veterans of America Alethea Predeoux 45 2007-02-08 2011-10-06
U.S. Department of Defense Philip A. Burdette, Wounded Warrior Care and Transition Policy 39 2007-03-15 2011-10-06
U.S. Department of Labor Hon. Raymond M. Jefferson 38 1997-03-04 2011-06-02
Internal Revenue Service Hon. Mark Everson 37 1997-03-18 2006-04-06
Iraq and Afghanistan Veterans of America Tom Taratino 35 2007-02-14 2011-07-07
Janet Woodcock United States Food and Drug Administration 34 2007-05-02 2022-01-11
Gregory D. Kutz U.S. Government Accountability Office 33 2003-11-06 2011-12-01
Hon. Dianne Feinstein a U.S. Senator from California 33 1997-10-03 2022-05-25
Marc Rotenberg Electronic Privacy Information Center, Georgetown University Law Center 30 1999-07-27 2018-02-14
American Veterans (AMVETS) Christina M. Roof 29 2007-02-08 2011-07-25
U.S. Chamber of Commerce Kevin M. Schmiegel, Veterans Employment Programs 29 1997-03-18 2011-06-01
Carl Blake Paralyzed Veterans of America 28 2003-02-26 2023-06-07
Hilary O. Shelton NAACP Washington Bureau 28 2001-05-03 2021-02-17
Hon. Gary Gensler Securities and Exchange Commission (SEC) 28 2003-03-12 2023-09-27
Hon. Ben S. Bernanke Board of Governors of the Federal Reserve System 27 2006-02-15 2013-07-17
Alex J. Pollock R Street Institute 26 2003-07-21 2019-06-25
Ben S. Bernanke Board of Governors of the Federal Reserve System 26 2005-07-14 2013-07-18
Mark Zandi Moody's Analytics 26 2003-05-22 2023-03-07
Adam J. Levitin Georgetown Law 25 2008-03-13 2021-07-28
Congressional Budget Office Matthew S. Goldberg 25 1997-04-08 2007-10-17
J. Robert Hunter Consumer Federation of America (CFA) 25 2000-04-13 2020-01-29
Office of the U.S. Trade Representative Hon. Susan Schwab 25 1997-02-26 2006-04-05
Edward R. Hamberger Association of American Railroads: 24 2001-10-02 2018-09-13
Jerome H. Powell Chair, Board of Governors of the Federal Reserve System 24 2012-03-20 2024-03-07
Mr. David A. Powner IT Management Issues, U.S. Government Accountability Office 24 2005-11-16 2017-12-07
Wade Henderson The Leadership Conference on Civil and Human Rights 24 2001-01-16 2021-08-16
Edmund Mierzwinski Federal Consumer Programs, U.S. Public Interest Research Group 23 2001-11-01 2019-02-26
Gene Kimmelman Tobin Economic Policy Center, Yale University 23 1999-11-08 2025-10-08
Hon. Eugene L. Dodaro Comptroller General of the United States, U.S. Government Accountability Office Testimony 23 2011-03-30 2024-05-15
Hon. Kenneth M. Mead Department of Transportation 23 1999-09-29 2005-11-17
John B. Taylor Stanford University 23 2001-06-19 2017-03-16
Thomas Quaadman Center for Capital Market Competitiveness, U.S. Chamber of Commerce 23 2009-09-17 2023-05-04
Colleen M. Kelley National Treasury Employees Union 22 1999-10-15 2014-05-06
Health Care Financing Administration John A. Poisal, Statistician, Office of Strategic Planning 22 1997-02-13 2001-03-27
Jonathan Turley George Washington University Law School 22 2001-09-05 2025-05-07
Marc E. Lackritz Securities Industry and Financial Markets Association 22 2001-06-14 2007-10-24
Paul Schott Stevens Investment Company Institute 22 2004-01-27 2019-03-14
Scott Gottlieb Food And Drug Administration 22 2009-06-23 2018-07-25
Sheila Crowley National Low Income Housing Coalition 22 2001-05-03 2015-04-16
Simon Johnson Sloan School of Management, Massachusetts Institute of Technology 22 2008-11-19 2016-12-07
Consortium for Citizens with Disabilities Heather L. Ansley, MSW, Co-Chair, Veterans Task Force 21 1999-02-02 2011-06-01
Daniel K. Tarullo Governor, Board of Governors of the Federal Reserve System 21 2001-03-29 2015-03-19
Dr. William T. Hogarth National Oceanic and Atmospheric Administration, U.S. Department of Commerce 21 2001-04-04 2006-04-25
Edward J. DeMarco Housing Policy Council (HPC) 21 2009-10-08 2023-05-17
Hon. Janet L. Yellen U.S. Department of the Treasury 21 2014-02-11 2024-07-09
Mark A. Calabria Cato Institute 21 2009-07-09 2023-03-07
Alan Greenspan Economist, Federal Reserve System 20 2001-02-13 2009-04-30
American Farm Bureau Federation and Minnesota Farm Bureau Federation, Al Christopherson 20 1997-02-26 2005-05-17
Bob Stallman American Farm Bureau Federation, Washington 20 1997-09-11 2015-03-18
Damon A. Silvers AFL-CIO 20 2001-06-14 2018-06-28
Hon. Benjamin L. Cardin U.S. Senator from Maryland 20 1997-09-16 2023-02-28
Hon. Jerome H. Powell Board of Governors of the Federal Reserve System 20 2018-02-27 2024-07-10
Hon. Sheila C. Bair Chair, Systemic Risk Council, FDIC 20 2001-07-26 2013-09-18
John C. Coffee Columbia Law School 20 2002-02-12 2022-04-05
Mary L. Schapiro Securities and Exchange Commission 20 1999-09-16 2012-06-21
Mitch Bainwol Alliance of Automobile Manufacturers 20 2003-09-30 2018-05-08
Ms. Rebecca Gambler Homeland Security and Justice, United States Government of Accountability Office: 20 2012-05-08 2023-07-18
Robert S. Mueller III, The Investigation into Russian Interference in the 20 2002-06-06 2019-07-24
American Medical Association John H. Armstrong 19 1997-03-20 2005-09-29
Gerald L. Dillingham Physical Infrastructure Issues, U.S. Government Accountability Office 19 2001-05-10 2017-03-23
Hon. Bill Nelson National Aeronautics and Space Administration 19 2002-02-13 2023-05-16
Hon. Bob Graham U.S. Senator (Retired), Co-chair of the National Commission on the BP Deepwater Horizon Oil Spill and Offshore Drilling 19 1998-07-15 2011-03-16
Hon. Bryan Newland Indian Affairs, U.S. Department of the Interior 19 2022-03-23 2024-09-25
Hon. Earl Blumenauer United States House of Representatives 19 1997-06-17 2021-06-29
Hon. John McCain a U.S. Senator from the State of Arizona 19 1997-02-13 2017-01-10
Hon. Michael Chertoff   19 2001-07-18 2019-09-09
Hon. Patty Murray a U.S. Senator from Washington 19 1999-06-10 2021-06-16
Hon. Ron Wyden U.S. Senator from Oregon 19 2000-04-25 2022-03-23
Sheila C. Bair Federal Deposit Insurance Corporation 19 2002-05-02 2019-09-25
Steve Ellis Beaver Creek, Oregon 19 2002-06-18 2023-03-23
Anthony Fauci National Institute of Allergy and Infectious Diseases, National Institutes of Health 18 2002-09-24 2022-09-14
Dr. Douglas Holtz-Eakin Congressional Budget Office 18 2004-07-15 2024-11-19
Hon. Charles E. Schumer U.S. Senator from New York 18 2000-05-10 2013-03-19
Hon. Harry Reid Senate Minority Leader and a U.S. Senator from Nevada 18 1997-09-22 2016-09-22
Hon. Mike DeWine Governor from Ohio 18 1997-04-16 2023-03-22
Hon. Sean J. Stackley Development, and Acquisition, Department of the Navy 18 2009-05-15 2016-12-08
Joan Claybrook National Highway Traffic Safety Administration 18 1999-09-29 2019-03-14
John B. Stephenson Natural Resources and Environment, U.S. Government Accountability Office 18 2003-10-01 2010-06-22
John Taylor Stanford University 18 2002-05-23 2016-12-07
Max Stier   18 2002-03-18 2020-12-10
Michael D. Calhoun the Center for Responsible Lending 18 2004-06-23 2022-06-29
Mr. Thomas Joscelyn Foundation for Defense of Democracies: 18 2009-07-08 2020-06-24
National Association of Manufacturers and Power Curbers, Inc., Dyke Messinger 18 1997-07-10 2005-05-17
Peter J. Wallison Arthur F. Burns Fellow, Financial Policy Studies, American Enterprise Institute 18 2002-02-12 2017-04-26
Ronald O'Rourke Specialist for National Defense 18 2005-06-21 2020-06-04
Shaun Donovan of New York 18 2007-05-24 2014-06-11
Stuart K. Pratt Consumer Data Industry Association (CDIA) 18 2001-11-08 2014-09-10