Representative, United States House of Representatives, Maryland, District 8, 2017-present

Candidate, United States House of Representatives, Maryland, District 8, 2022, 2024

Majority Whip, Maryland State Senate, 2012-2016

Senator, Maryland State Senate, District 20, 2006-2016

Vice Chair, Committee on Oversight and Reform

Chair, Subcommittee on Expedited Procedures

Former Member, Chesapeake and Atlantic Coastal Bays Critical Area, Maryland State Senate

Former Member, Committee on House Administration, United States House of Representatives

Former Member, Crime, Terrorism, Homeland Security, and Investigations Subcommittee, United States House of Representatives

Former Member, Executive Nominations, Maryland State Senate

Former Member, Federal Relations, Maryland State Senate

Former Member, House Committee on Rules

Former Member, House Committee on the Judiciary

Former Member, House Oversight Subcommittee on Government Operations and the Federal Workforce

Former Member, House Select Subcommittee on the Coronavirus Crisis

Former Member, Information Technology Subcommittee, United States House of Representatives

Former Member, Intergovernmental Affairs Subcommittee, United States House of Representatives

Former Member, Legislative Ethics, Maryland State Senate

Former Chair, Special Committee on Ethics Reform, Maryland State Senate

Former Chair, Subcommittee on Expedited Procedures

Former Member, The Constitution and Civil Justice Subcommittee, United States House of Representatives

Former Member, The Interior, Energy and Environment Subcommittee, United States House of Representatives

Author, "Overruling Democracy: The Supreme Court versus the American People"

Author, "We the Students: Supreme Court Cases For and About America's Students"

Editor, Harvard Law Review

Professor, Washington College of Law, American University, 1990-2017

Visiting Professor, Institut D'Etudes Sciences Politique, Paris, France, 2003-2004

Associate Dean, Faculty and Academic Affairs, Washington College of Law, American University, 1994-1996

General Counsel, National Rainbow Coalition, 1989-1990

Assistant Attorney General, Commonwealth of Massachusetts, 1987-1989

Teaching Fellow, Harvard University Government Department, 1985-1987

Member, Task Force on Juvenile Court Jurisdiction, 2013-present

Member, Task Force to Study Food AllergyAwareness, Food Safety, and Food Service Facility Letter-Grading, 2013-present

Member, Task Force to Study Court Decision Regarding Pit Bulls, 2012-present

Member, Attorney General's Task Force on Voting Irregularities, 2007-present

State Coordinator, Legislators' Back-to-School Program, National Conference of State Legislatures, 2007-present

Founder/Director, Marshall-Brennan Fellowship Program, American University, 1999-present

Member, Maryland State Bar Association, 1995-present

Member, District of Columbia Bar Association, 1993-present

Founder, Marshall-Brennan Constitutional Literacy Project, 1990-present

Member, Massachusetts State Bar Association, 1987-present

Member, Commission on Civic Literacy, 2007-present

Member, Education Committee, Southern Legislative Conference

Former Member, Gun Policy Task Force, City of Takoma Park

Former Member, Hate Crimes Commission, Montgomery County

Co-Chair, Maryland Clean Car and Energy Policy Task Force

Member, National Conference of State Legislatures

Member, State Advisory Council on Administrative Hearings

Member, Maryland Medical Marijuana Model Program Work Group, 2011-2012

Member, Attorney General's Advisory Committee on Campaign Finance, 2010-2011

Vice Chair, Montgomery County Delegation, 2008-2011

Delegate, Democratic Party National Convention, 2004, 2008

Member, Maryland Commission on Capital Punishment, 2008

Member, Board of Directors, FairVote, The Center for Voting and Democracy, 2006

Chair, State Higher Education Labor Relations Board, 2001-2005

Member, Redistricting Task Force, City of Takoma Park, 1990

Publications:

Co-Author: "The Wealth Primary: Campaign Fundraising and the Constitution", "Youth Justice in America, Second Edition"
Author: "Overruling Democracy: The Supreme Court v. The American People", "We the Students: A Constitutional Casebook for and About American Students"

Spouse's Occupation:

Deputy Secretary of the United States Treasury Department