Senator, Maryland State Senate, District 22, 1994-2023

Candidate, Maryland State Senate, District 22, 2022

Candidate, Maryland State Senate, District 22, 2018

Delegate, Maryland State House of Delegates, District 22, 1987-1994

Former Member, Commission on Innovation and Excellence in Education, Maryland State Senate

Former Chair, Environment Subcommittee, Maryland State Senate

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

Former Member, Ethics and Election Law Subcommittee, Maryland State Senate

Former Member, Health Subcommittee, Maryland State Senate

Former Member, Joint Committee on Federal Relations, Maryland State Senate

Former Member, Legislative Policy Committee, Maryland State Senate

Former Member, Licensing and Regulatory Affairs Subcommittee, Maryland State Senate

Former Member, Regulatory Affairs Subcommittee, Maryland State Senate

Former Member, Special Committee on Substance Abuse, Maryland State Senate

Former Co-Chair, Subcommittee on Environment, Maryland State Senate

Program Consultant, Educator Effectiveness, Southern Regional Education Board, 2014-present

UniServ Director, Montgomery County Education Association, 1994-present

Educator, Prince George's County Public Schools, 1976-1995

Member, Blueprint for Maryland's Furture's Accountability and Implementation Board (AIB) Nominating Committee, 2021-present

Member, Commission on Climate Change, 2016-present

Member, Maryland College and Career-Ready Standards and Partnership for Assessment of Readiness for College and Careers (PARCC) Implementation Review Work Group, 2014-present

Member, Commission on Special Education Access and Equity, 2013-present

Former Member, P-20 Leadership Council of Maryland, 2010-present

Member, Energy and Environment Committee, Southern Legislative Conference, 2008-present

Member, Maryland Educators Caucus, 2005-present

Member, Maryland Bicycle and Pedestrian Caucus, 2003-present

Member, Progressive Maryland, 2001-present

Chair, Prince George's County Delegation, Maryland State Senate, 2000-present

Member, Maryland Green Caucus, 1996-present

Union Administration: Staff, Maryland State Teachers Association, 1995-present

Member, Advisory Council on Workforce Shortage, 2006-present

Member, Agriculture and Energy Committee, National Conference of State Legislatures, 2008-present

Member, Education Committee, National Conference of State Legislatures, 2008-present

Member, Environment Committee, National Conference of State Legislatures, 2008-present

Member, Legislative Advisory Council, Southern Regional Education Board, 2008-present

Member, Maryland Citizens Action Coalition Executive Board

Member, Maryland State Teachers Association

Member, National Education Association

Member, Work Group to Study the Maryland State Department of Education and the Maryland Higher Education Commission, 2019

Member, Commission to Review Maryland's use of Assessments and Testing in Public Schools, 2015-2017

Member, Climate Change Commision, 2007-2016

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

Member, Special Committee on Renewables and Clean Energy, 2007-2010

Member, 2009 State Plan for Postsecondary Education Work Group, 2008-2009

Member, Task Force to Study a No Net Loss of Forest Policy, 2008-2009

Member, Agriculture, Environment and Energy Committee, National Conference of State Legislatures, 2007-2008

Member, Study Commission to Explore the Expanded Application of State Stipends for National Certification of Teachers, 2007-2008

Member, Commission to Study Local Maintenance of Effort, 2005-2007

Member, Joint Committee on the Selection of the State Treasurer, 2007

Member, Senate Special Commission on Medical Malpractice Liability Insurance, 2004

Member, State Commission on Public Funding of Campaigns in Maryland, 2002-2004

Member, Task Force to Study the Availability of Audiology and Speech-Language Services, 2003

Member, Wetlands Restoration Steering Committee, 1998-2002

Member, Maryland Diamondback Terrapin Task Force, 2001

Member, State Council on Cancer Control, 1995-2001

Member, Task Force to Study College Readiness for Disadvantaged and Capable Students, 2000-2001

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

Member, Task Force to Study the Effects of Cult Activities on Public Senior Higher Education Institutions, 1999

Member, Sound Barrier Review Panel, 1995-1996

President, Prince George's County Educators' Association, 1983-1987

Awards:

Betty Tyler Award, Planned Parenthood, 1992

Legislative Award, Chesapeake Bay Foundation, 1994

Legislator of the Year, Maryland League of Conservation Voters, 2012

Consumer Hero, Maryland Consumer Rights Coalition, 2013

Outstanding Contribution to Youth Award, Prince George's County Council of PTAs, on behalf of Prince George's County Educators' Association

Outstanding Contribution to the Community Award, National Conference of Christians and Jews, Prince George's County Chapter