Commissioner of the Securities and Exchange Commission (2008 - 2015).

Chief Executive Officer and President of the Cato Institute (2012 - 2015).

Director of the Agricultural Contracts Market Surveillance Branch of the Commodity Futures Trading Commission (1994 - Present).

Associate Director at Commodity Futures Trading Commission (1991 - Present).

Acting General Counsel of the Commodity Futures Trading Commissioner (2007 - 2009).

Commissioner of the Securities and Exchange Commission (2002 - 2008).

Research Economist at the CFTC Office of the Chief Economist.

European Chief Negotiator for the U.K. Exiting the European Union (2016 - Present).

Assistant Secretary for Financial Institutions of the Treasury Department (2009 - 2010).

Deputy Chief Economist of the Securities and Exchange Commission and Deputy Director for the Division of Economic and Risk Analysis (2013 - Present).

Commissioner of the Commodity Futures Trading Commission (2017 - 2021).

General Counsel of the Commodity Futures Trading Commission (2009 - 2013).

Director of the Office of Financial Research (2013 - 2017).

Director of National Intelligence (2009 - 2010).

Director of the Division of Investment Management of the Securities and Exchange Commission (2017 - Present).

President of the North American Securities Administrators Association (2001 - 2002, 2006 - 2007).

Chairperson of the Commodity Futures Trading Commission (1996 - 1999).

Director of the Office of Compliance Inspections and Examinations at the Securities and Exchange Commission (2013 - 2015).

Commissioner of the Commodity Futures Trading Commission (2014 - Present).

Member of the Board of Governors of the Federal Reserve System (2014 - Present).

Chairman of Financial Industry Regulatory Authority (2016 - 2017).

Chief Accountant for the Securities and Exchange Commission (2015 - Present).

United States Senator from Ohio (2006 - Present).

Acting Chairman of the Commodity Futures Trading Commission (2004 - 2009).

Director of the Division of Investment Management at the Securities and Exchange Commission (2012 - 2015).

Commissioner of the Federal Energy Regulatory Commission (August 2017 - Present).

Commissioner of the Commodity Futures Trading Commission (2007 - 2014).

Chairman of the Securities and Exchange Commission (May 2017 - Present).

President of the United States (1992 - 2001).

Associate Professor of Economics and of International Relations at Michigan State University.

President and CEO of the Financial Industry Regulatory Authority (2016 - Present) and Director of the Division of Trading and Markets of the Securities and Exchange Commission (2010 - 2013).

Director of the Consumer Financial Protection Bureau (2012 - 2017).

Deputy Chief Counsel in the Division of Investment Management’s Chief Counsel’s Office of the Securities and Exchange Commission (2016 - 2018).

Comptroller of the Currency of the United States ( 2012 - 2017).

Chief Risk Officer and Head of Strategy at Financial Industry Regulatory Authority (June 2013 - Present).

Commissioner of the Commodity Futures Trading Commission (1991 - 1997).

Chief of Staff to Securities and Exchange Commissioner Chair Mary Jo White (2015 - 2017). Director of the Division of Investment Management of the Securities and Exchange Commission (2006 - 2010).

President and chief executive officer of the Federal Reserve Bank of New York (2009 - 2018).

Deputy Director of Market Surveillance, Division of Market Oversight of the Commodity Futures Trading Commission.

Vice Chair of the Federal Reserve (2014 - 2017).

Investor Advocate for the Securities and Exchange Commission (February 2014).

President of the United States (1974 - 1977).

Commissioner of the Securities and Exchange Commission (2011 - 2015).

Chairman of the Commodity Futures Trading Commission (2009 - 2014).

Chairman of the Commodity Futures Trading (August 2017 - Present).

Mayor of New York City (1993 - 2001).

Commissioner of the Securities and Exchange Commission (2002 - 2006).

Commissioner of the Federal Energy Regulatory Commission (November 2017 - Present).

Associate Director for Examinations in the Office of Compliance Inspections and Examinations of the Securities Exchange and Commission (1986 - 2011).

Member of the Board of Governors of the Federal Reserve System. Senior Vice President and Research Director at the Federal Reserve Bank of Richmond (1993 - 2005).

The national associate director of the broker-dealer examination program in the Office of Compliance Inspections and Examinations (2003 to Present).

Director of the Division of Market Oversight of the Commodity Futures Trading Commission (2002 - 2004).

Director of the Division of Investment Management of the Securities and Exchange Commission (2013 - Present).

Chair of the Council of Economic Advisors (2017 - Present).

Commissioner of the Commodity Futures Trade and Commission (2004 - 2008).

Canadian Deputy Minister for Intergovernmental Affairs (2017 - Present).

Senior Special Counsel of the Agricultural Advisory Committee of the Commodity Futures Trading Commission.

Chairman of the House of Financial Services Committee (2013 - Present).

Associate Director-Policy Advisor of the Commodity Futures Trading Commission (2017 - Present).

Director of the Division of Corporation Finance of the Securities and Exchange Commission (2017 - Present).

Vice Chairman of Federal Deposit Insurance Corporation (2012 - Present).

Acting Chair of the Commodity and Futures Trading Commission (December 1993 - October 1994).

Special Assistant to the President and Senior Director, National Security Council.

United States Under Secretary of State for Economic, Business, and Agricultural Affairs (2007 - 2009).

Deputy Secretary of the Department of Commerce (2004 - 2005) and General Counsel to the Department of Commerce from (2001 - 2004).

Director, Project on Chinese Business & Political Economy, Center for Strategic & International Studies.

Director of the Office of International Affairs at the Securities and Exchange Commission (2014 - 2018).

Chairman of the Securities and Exchange Commission (1993 - 2001).

Secretary of the Treasury (2013 - 2017).

Commissioner of the Securities and Exchange Commission (1990 - 1991).

Chairman of the Commodity Futures Trading Commission (2014 - 2017) and Assistant Secretary of the Treasury for Financial Stability (2011 - 2014).

Senior Counsel of the Securities Exchange and Commission (2008 - 2010).

Enforcement Director of the Commodity Futures Trading and Commission (2017 - Present).

Acting Director of the Commodity Futures Trading Commission (2013 - Present).

Chairman of the Federal Energy Regulatory Commission (2017 - Present).

Chairman of the Federal Deposit Insurance Corporation (2018 - Present).

Executive Director of the Futures Industry Association Global (2013 - Present) and Director of the Office of International Affairs of the Commodity Futures Trading Commission (2006 - 2013).

Director of Heritage's Center for Data Analysis.

Under Secretary for Domestic Finance (2012 - 2014) and Acting Deputy Secretary of the Treasury at the United States Department of the Treasury (2013 - 2014).

Deputy Assistant Secretary for Investment Security at Department of the Treasury (2014 - 2018) and Chairperson for the Committee on Foreign Investment in the United States (2009 - 2014).

Secretary of the Treasury (2017 - Present).

Commissioner of the Commodity Futures Trading Commission (1998 - 2006).

CEO at ISDA (2014 - Present).

President of the United States (2009 - 2016).

Acting Director of the Division of Enforcement of the Commodity Futures Trading Commission (2008 - 2010).

Comptroller of the Currency (2017 - Present).

Council to the Director of Enforcement at the Commodity Futures Trading Commission (2009 - 2013).

Co - Director of the Division of Enforcement of the Securities and Exchange Commission (June 2017 - Present).

Commissioner of the Securities and Exchange Commission (2018 - Present).

United States House of Representatives.

Secretary of Labor (2013 - 2017).

Division of Economic and Risk Analysis at the Securities and Exchange Commission (2016 - Present).

Professor of Finance and Energy Markets Director of the Global Energy Management Institute at the Bauer College of Business, University of Houston.

Chairman of the Securities and Exchange Commission (2001 - 2003).

Acting Chairman of the Securities and Exchange Commission.

Senior Fellow of the R Street Institute.

Chairman of the Federal Reserve (February 2018 - Present).

Commissioner of the Commodity Futures Trading Commission (1999 - 2001).

Member of the Board of Governors of the Federal Reserve System (2010 - 2014) and United States Deputy Secretary of the Treasury (2014 - 2017).

President of the United States (1981 - 1989).

U.S. Securities and Exchange Commission's Director of the Division of Trading and Markets (October 27, 2017  - Present).

Director of the Compliance Oversight Program of the Securities and Exchange Commission (1989 - 2009).

Director of Data and Technology and Chief Information Officer of the Commodity and Futures Trading Commission (2011 - Present).

Commissioner of SEC (2018 - Present). Chief Counsel to U.S. Senate Committee on Banking, Housing and Urban Affairs (2017 - Present). Securities/Senior Counsel on Committee on Banking, Housing and Urban Affairs (2014 - 2016). Chief Counsel to former SEC Commissioner Daniel Gallagher (2012-2014).

President of the North American Securities Administrators Association (2017 - Present).

Member of the House of Representatives (1981 - 1999) and Senator from New York (1999 - Present).

Resident Scholar at the American Enterprise Institute.

President and CEO of the National Futures Association (2017 - Present).

Senior Economist, Division of Market Oversight of the Commodity and Futures Trading Commission (2011 - Present).

Director of the Division of Market Oversight of the Commodity Futures Trading Commission (2004 - 2013).

Chairman of the Federal Trade Commission (2018 - Present).

Commissioner of the U. S. Commodity Futures Trading Commission (2007 - 2013).

Member of the Federal Reserve Board of Governors (2012 - 2014).

Commissioner at the Securities and Exchange Commission (2013 - Present).

President of the United States (January 2017 - Present).

Chief Economist of the Commodity and Futures Trading Commission (September 2017 - Present).

Examination Program, Division of Enforcement and as Special Counsel to Securities Exchange and Commission Chairman Arthur Levitt (23 years).

Chairman of Securities and Exchange Commission (2012 - 2013).

Senator from Massachusetts (January 2013 - Present).

Member of the U.S. House of Representatives, California (1991 - Present).

Director of the Federal Housing Finance Agency (January 2014 - Present).

Acting Chairman of the Commodity Futures and Trade Commission (December 2013 - June 2014).

CEO of the U.K. Financial Conduct Authority (2011 - 2015).

Chairman of the Securities and Exchange Commission (2013 - 2017).

Deputy Secretary of the Department of the Treasury (May 2009 - August 2013). Acting Secretary of the Treasury (January 2013 - February 2013).

Chairman of the Federal Energy Regulatory Commission (June 2001 - July 2005).

Independent Member of the Financial Stability Oversight Counsel (March 2018 - Present).

Chief Economist of the Municipal Securities Rulemaking Board (February 2017 - Present).