Delegate, Commonwealth of Virginia House of Delegates, District 1, 2024-present

Delegate, Commonwealth of Virginia House, District 47, 2010-2024

Candidate, Commonwealth of Virginia House of Delegates, District 1, 2023

Candidate, United States House of Representatives, District 8, 2014

Former Member, General Laws Committee, Commonwealth of Virginia House of Delegates

Former Member, Health Workforce Development Authority, Commonwealth of Virginia House of Delegates

Former Member, Judicial Subcommittee, Commonwealth of Virginia House of Delegates

Former Member, Militia, Police and Public Safety Committee, Commonwealth of Virginia House of Delegates

Former Member, Panel on Secure and Resilient Commonwealth, Commonwealth of Virginia House of Delegates

Former Member, Subcommittee on Civil Law, Commonwealth of Virginia House of Delegates

Former Member, Subcommittee on Courts of Justice #2, Commonwealth of Virginia House of Delegates

Former Member, Subcommittee on Courts of Justice #3, Commonwealth of Virginia House of Delegates

Former Member, Subcommittee on General Laws #4, Commonwealth of Virginia House of Delegates

Former Member, Subcommittee on Health, Welfare and Institutions #2, Commonwealth of Virginia House of Delegates

Former Member, Subcommittee on Mental Health, Commonwealth of Virginia House of Delegates

Former Member, Subcommittee on Militia, Police and Public Safety #2, Commonwealth of Virginia House of Delegates

Former Member, Virginia Military Advisory Council, Commonwealth of Virginia House of Delegates

Former Member, Work Group on Criminal Justice Diversion, Virginia House of Delegates

Executive Director, Medical Imaging and Technology Alliance, 2015-present

Associate Professor, Bloomberg School of Public Health, Johns Hopkins University, 2005-present

Former Employee, Congressman Henry Gonzalez

Former Employee, Senator Bob Kerry

Senior Director of Legislative Affairs, American College of Cardiology, 2007-2015

Legislative Counsel, American College of Physicians, 2001-2007

Attorney, Mintz, Levin, Cohn, Ferris, Glovsky & Popeo, PC, 2000-2001

Co-Chair, Arlington Implementation Task Force to End Homelessness, 2008-present

Chairman, Northern Virginia Area Health Education Centers, 2007-present

Founder/President, Hope for Kids, present

Member, St. Charles Borromeo Catholic Church, present

Member, Arlington Committee of 100

Member/Former Legislative Committee Chairman, Arlington County Bar Association

Member, Arlington Gay and Lesbian Alliance

Member, Arlington Kiwanis

Coach, Arlington Special Olympics

Member, Center for Precision and Automated Agricultural Systems (CPAAS)

Member, District of Columbia Bar Association

Member, Equality Virginia

Member, Friends of Clarendon House

Member, National Alliance on Mental Illness (NAMI), Arlington

Member, National Alliance on Mental Illness (NAMI), Northern Virginia

Member, Substance Abuse & Addiction Recovery Alliance (SAARA), Arlington

Member, The ARC of Northern Virginia

Member, Virginia Health Reform Initiative Advisory Council

Member, Virginia Health Workforce Development Authority

Founder, Virginia Progressive Caucus

Member, Virginia School and Campus Safety Task Force

Member, Virginia State Bar Association

Implementation Task Force Co-Chairman, Arlington County 10-Year Plan to End Homelessness, 2008-2010

Graduate, Leadership Arlington, 2010

Central Precinct Chair, Arlington County Democratic Committee, 2008-2009

Founding President, Buckingham Community Civic Association, 2003-2009

Chair, Arlington County Community Services Board, 2005-2008

Buckingham Precinct Captain, Arlington County Democratic Committee, 2001-2008

Commissioner, Arlington County Commission on Aging, 2002-2007

Awards:

Legislator of the Year; VA Transit Association & VA Academy of Family Physicians
Annual Elder Rights Award; Virginia Elder Rights Coalition
Rookie of the Year Award; Virginia Education Association.
Named Legislative Hero; League of Conservation Voters
James B. Hunter, III Community Hero Recognition
Arlington County Civic Federation "Civic Hero" Award
National Association of Mentally Ill Arlington Recognition Award
ARC of Northern Virginia Russell Garth "You are the Change" Award
Virginia Association of Community Service Boards Joseph Gartlan Award