Delegate, Maryland State House of Delegates, District 39, 1998-2019

Chair, Montgomery County Delegation, 2002-2007

Delegate, Democratic Party National Convention, 2000

Member, Land Use and Transportation Committee, Montgomery County Delegation, 2011-present

Member, Maryland Educators Caucus, 2005-present

Member, Maryland Veterans Caucus, 2005-present

Former Chair, Alcoholic Beverages Subcommittee, Maryland State House of Delegates

Former Member, Economic Matters Committee, Maryland State House of Delegates

Former Vice Chair, Education Committee, National Conference of State Legislators

Former Member, Public Utilities Subcommittee, Maryland State House of Delegates

Member, Consumer Protection and Commercial Law Subcommittee, Maryland State House of Delegates, 2009-2010

Member, County Affairs Committee, Montgomery County Delegation, 1999-2010

Member, Appropriations Committee, Maryland State House of Delegates, 2002-2009

Member, Capital Budget Subcommittee, Maryland State House of Delegates, 2003-2009

Member, Maryland Mathematics Commission, 1999-2009

Member, Oversight Committee on Personnel, Maryland State House of Delegates, 2002-2009

Chair, Public Safety and Administration Subcommittee, Maryland State House of Delegates, 2007-2009

Member, Joint Committee on the Selection of the State Treasurer, Maryland State House of Delegates, 2007

House Chair, Joint Audit Committee, Maryland State House of Delegates, 2005-2006

Vice Chair, Public Safety and Administration Subcommittee, Maryland State House of Delegates, 2003-2006

Member, Special Committee on Drug and Alcohol Abuse, 1999-2006

Member, Special Committee on Drug and Alcohol Abuse, Maryland State House of Delegates, 1999-2006

Member, House Vice Chair, Joint Audit Committee, Maryland State House of Delegates, 2003-2005

Member, Health and Human Resources Subcommittee, Maryland State House of Delegates, 2002-2003

Member, Joint Committee on the Selection of the State Treasurer, Maryland State House of Delegates, 2003

Member, Assessment Task Group, Visionary Panel for Better Schools, 2001-2002

Member, Gaming Law and Enforcement Subcommittee, Maryland State House of Delegates, 1999-2002

Member, Judiciary Committee, Maryland State House of Delegates, 1999-2002

Member, Task Force to Study Alternative Educational Programs for Chronically Disruptive Students, 1999-2000

Instructional Specialist/Secondary Mathematics Teacher, Montgomery County Public Schools, 1999-2002

Math Teacher/Interdisciplinary Resource Teacher/Team Leader, Montgomery County Public Schools, 1972-1999

Former Secretary, Legislative District 39 Democratic Caucus

Former Chair, Precinct 1-04, Legislative District 39

Member, Board of Directors, Maryland State Teachers' Association, 1996-2000

Vice-President, Board of Directors, Montgomery County Education Association, 1992-1998

Member, Board of Directors, Maryland State Teachers' Association, 1991-1995

Member, Hadley Farms Community Association, 1992-1993

Treasurer, Board of Directors, Montgomery County Education Association, 1988-1992

Member, Board of Directors, Maryland State Teachers' Association, 1989-1990

Member At Large, Board of Directors, Montgomery County Education Association, 1978-1988

Member, Board of Directors, Montgomery County Teachers Federal Credit Union, 1983-1987