Deputy Majority Whip, Maryland State House of Delegates, 2014-2019

Delegate, Maryland State House of Delegates, District 42A, 2015-2019

Delegate, Maryland State House of Delegates, District 42, 2006-2015

Candidate, Maryland State House of Delegates, District 42, 2002

Chair, Maryland Pesticide Reporting and Information Workgroup, 2013-present

Member, Maryland Smart Growth Investment Fund Workgroup, 2013-present

Vice-Chair, Baltimore County Delegation, 2011-present

Member, Maryland Sustainable Growth Commission, 2011-present

Member, Oyster Advisory Commission, 2007-present

Former Member, Joint Audit Committee, Maryland State House of Delegates

Former Chair, Regional Revitalization Work Group, Maryland State House of Delegates

Former Chair, Study Group on Economic Security, Maryland State House of Delegates

Former Chair, Subcommittee on Environment, Maryland State House of Delegates

Former Chair, Subcommittee on Land Use and Ethics, Maryland State House of Delegates

Former Member, Subcommittee on Natural Resources, Agriculture and Open Space, Maryland State House of Delegates

Member, Chesapeake and Atlantic Coastal Bays Critical Area Committee, Maryland State House of Delegates, 2011-2019

Member, Environment and Transportation Committee, Maryland State House of Delegates, 2015-2019

Member, Joint Legislative and Executive Commission on Oversight of Public-Private Partnerships, 2011-2012

Member, Task Force on Sustainable Growth and Wastewater Disposal, 2011

Member, Housing and Real Property Subcommittee, Maryland State House of Delegates, 2007-2010

Member, Local Government and Bi-County Agencies Subcommittee, Maryland State House of Delegates, 2007-2010

Member, Task Force to Study Group Home Education and Placement Practices, 2007-2008

Member, Ground Rent Workgroup, Maryland State House of Delegates, 2007

Manager, Neighborhood Revitalization, Office of Community Conservation, Baltimore County, 1995-1999

Member, State Commission on Neighborhoods, 1995-1996

Member, Commission on Indian Affairs, 1976-1980

Deputy Director, Department of Planning and Zoning, Howard County, 2003-2008

Special Projects and Planning Director, Division of Neighborhood Revitalization, Department of Housing and Community Development, 1999-2003

Manager, Neighborhood Revitalization, Baltimore County Office of Community Conservation, 1995-1999

Attorney, Margolis, Pritzker & Epstein Public Attorney, 1992-1995

Attorney, Irwin M. Sussman Public Attorney, 1990-1992

General Counsel, Public Justice Center Incorporated, 1989-1990

President, Towson Transit Management Association, 1988-1989

Attorney, William J. Blondell, Jr., Chartered, 1983-1989

Executive Director/Assistant Director, Baltimore American Indian Center Incorporated, 1978-1980

Mathematics and Social Studies Teacher, Baltimore City Public Schools, 1974-1978

Director, Special Projects, Department of Planning and Zoning, Howard County, 2008-present

Member, Steering Committee, Tomorrow's Towson, 2005-present

Member, Maryland State Bar Association, 1983-present

Member, Towson Urban Design Assistance Team, 2006-present

Co-Chair, Task Force on the Membership and Operation of the Baltimore County Board of Education, 2011

Member, Board of Directors, Rebuilding Together in Howard County, 2004-2006

Member, Founding Board, NeighborSpace of Baltimore County Incorporated, 2003-2006

Member, Board of Directors, Save A Neighborhood Incorporated, 2003-2005

President, Central Baltimore County Democratic Club, 1999-2003

Member, Towson Commercial Revitalization Task Force, 2003

Member, Board of Directors, Pro Bono Counseling Project, 1999-2001

Chair, Community Conservation Committee, The Towson Partnership, 1998-2001

Member, Board of Trustees, Timothy House Incorporated, 1993-2000

Member, Steering Committee, Citizens Planning and Housing Association on the Region, 1996-2000

President, Timothy House Incorporated, 1996-2000

Member, Baltimore County Democratic Central Committee, 1997-1998

Community Representative, Greater Towson Council of Community Associations, 1986-1997

Member, Board of Directors, Community Conservation Committee, The Towson Partnership, 1992-1996

Member, Board of Directors, East Towson Coalition Incorporated, 1993-1995

Member, Planning Board, Baltimore County, 1990-1995

Board Member, Community Assistance Network, 1988-1993

President, Community Assistance Network, 1991-1992

President, Greater Towson Council of Community Associations, 1989-1991

Member, Human Relations Commission, Baltimore County, 1989-1990

Vice-President, Greater Towson Council of Community Associations, 1987-1988