John Gulliver
Executive Director

John Gulliver develops and seeks to implement policy reforms to the regulation of securities markets and financial institutions. In doing so, Mr. Gulliver works closely with the Committee’s members and meets with regulators and policymakers on Capitol Hill. Mr. Gulliver also manages the Committee’s research team.

John Gulliver is also the Executive Director of the Harvard Law School – Program on International Financial Systems.

Prior to joining the Committee, Mr. Gulliver was a research associate for the MIT Laboratory for Financial Engineering, where his work focused on the development of a market-based approach to bank capital requirements. Mr. Gulliver also worked as an Associate for ACA Compliance Group, where he supported the General Counsel. Mr. Gulliver is a graduate of Harvard Law School and the University of Manitoba.


Megan Vasios
Deputy Director

Megan Vasios is Deputy Director for the Committee, a position she also holds with the Program on International Financial Systems. She joined the team in January 2020 from Prudential Financial, where she was Director, Corporate Counsel in PGIM Global Partners & Institutional Relations Law. Ms. Vasios has also held positions as the Committee’s Deputy Director of Research and as a corporate associate at Simpson Thacher & Bartlett LLP, where she advised on mergers & acquisitions, securities offerings, and credit transactions. She received a BA from Yale College, graduating cum laude and with distinction in the Psychology major, and a JD from Harvard Law School, where she was a Supervising Editor of the Harvard Journal on Legislation.

Jacqueline C. McCabe
Corporate Secretary

Jacqueline McCabe is the Corporate Secretary to the Committee. Prior to her current role, Ms. McCabe served as Executive Director for Research of the Committee from 2011 – 2012. While serving as Executive Director, she testified before a House sub-committee on the lack of cost-benefit analysis in Dodd-Frank rulemaking. Before joining the Committee, Ms. McCabe served for seven years as a Vice President and Assistant and Associate General Counsel at Goldman Sachs & Co.  At Goldman Sachs, Ms. McCabe worked within the investment management division (“GSAM”) where she was responsible for GSAM’s private investment funds and managed accounts with institutional clients. Prior to that, Ms. McCabe was an associate at Skadden, Arps, Slate, Meagher and Flom in their Investment Management Group. Ms. McCabe graduated from Harvard Law School and from Princeton University with an A.B. in History.

Cristina Leone
CFO and Treasurer

Cristina Leone is a Certified Public Accountant and the CFO and Treasurer for the Committee. Ms. Leone is responsible for all aspects of the organization’s financial functions, including accounting and treasury. Prior to joining the Committee, Ms. Leone practiced auditing in the non-profit sector at Edelstein & Company LLP, one of Inside Public Accounting’s Best of the Best Firms. Ms. Leone graduated magna cum laude and received a Bachelor of Science Degree from Merrimack College in Business Administration and Accounting.

Brian A. Johnson, Ph.D.
Chief Economist

Brian Johnson is Chief Economist for the Committee, where his research focuses on the intersection of law and finance with a particular emphasis on financial regulation. Dr. Johnson’s previous professional experience includes his time as a trader at Jane Street Capital, LLC and corporate associate at Latham & Watkins, LLP. Dr. Johnson is also a former research associate in the macroeconomics research group of the Federal Reserve Bank of San Francisco. Dr. Johnson received a B.A. in Economics from Yale College, a J.D. from Harvard Law School, and a M.S. and Ph.D. in Finance from UC Berkeley’s Haas School of Business.

Jonathan Ondrejko
Senior Research Fellow

Jonathan Ondrejko joined the Committee in March 2019 as a Senior Research Fellow. Prior to joining the Committee, Mr. Ondrejko practiced law as a corporate associate in the Boston office of Cooley LLP. At Cooley, he primarily represented technology and life sciences companies and their investors in connection with private financings, M&A transactions, public offerings, securities regulatory compliance, and corporate governance. Mr. Ondrejko received a B.A. in International Relations from Boston University, graduating summa cum laude with concentrations in economics and East Asian affairs. He received a J.D. from the Boston University School of Law, graduating summa cum laude and receiving the Alumni Academic Achievement Award for highest cumulative grade point average.

Connor Kortje
Senior Research Fellow

Connor Kortje joined the Committee in October 2021 as a Senior Research Fellow. Before joining the Committee, he practiced tax law at Ropes & Gray in Boston, primarily advising private equity funds, hedge funds, and mutual funds on U.S. and international tax matters related to their structure, operations, investment activities, and transactions. He received a B.A. with high distinction from the University of Toronto in Near and Middle Eastern Civilizations, and a J.D. cum laude from Harvard Law School, where he was Executive Technical Editor of the Harvard International Law Journal.


Samuel Holt
Financial Data Analyst
Samuel Holt joined the Committee in September 2020 as a Financial Data Analyst. Prior to joining the Committee, Mr. Holt was an Associate at Boston-based private equity consulting firm Bella Private Markets. Mr. Holt is also a former graduate intern in the Global Economics Group of the U.S. Department of the Treasury. He received his BA from the University of Kentucky, graduating cum laude with majors in History and departmental honors in Philosophy. Mr. Holt received his MA in International Relations and Economics from Johns Hopkins School of Advanced International Studies with concentrations in International Finance and Quantitative Methods.