Member, Army Corps Reform Caucus
Member, Bipartisan Disabilities Caucus
Member, Executive Board, Congressional Arts Caucus
Member, Congressional Asian Pacific American Caucus
Member, Congressional Automotive Caucus
Member, Congressional Boating Caucus
Member, Congressional Brain Injury Task Force
Co-Chair, Congressional Caucus on Armenian Issues
Member, Congressional Caucus on Community Health Centers
Co-Chair, Congressional Caucus on Fetal Alcohol Spectrum Disorders
Member, Congressional Caucus on Hellenic Issues
Founder, Congressional Caucus on Indian and Indian Americans
Co-Chair, Congressional Caucus on Sri Lanka and Sri Lankan Americans
Founder, Congressional Caucus on Sri Lanka and Sri Lankan Americans
Member, Congressional Caucus for Women's Issues
Member, Congressional Children's Caucus
Member, Congressional Climate Change Caucus
Member, Congressional Coast Guard Caucus
Co-Chair, Congressional Coastal Caucus
Member, Congressional Diabetes Caucus
Vice Chair, Congressional Digestive Diseases Caucus
Member, Congressional Fire Services Caucus
Member, Congressional Friends of Animals Caucus
Member, Congressional Gaming Caucus
Co-Chair, Congressional Grace Caucus
Member, Congressional Hearing Health Caucus
Associate Member, Congressional Hispanic Caucus
Member, Congressional Historic Preservation Caucus
Member, Congressional Human Rights Caucus
Member, Congressional Internet Caucus
Member, Congressional Jobs and Fair Trade Caucus
Member, Congressional Mental Health Caucus
Member, Congressional Missing and Exploited Children's Caucus
Member, Congressional Narcotics Abuse and Control Caucus
Vice Chair, Congressional Native American Caucus
Member, Congressional Spina Bifida Caucus
Member, Congressional Steel Caucus
Member, Congressional Taiwan Caucus
Member, Congressional Task Force on Tobacco and Health
Member, Congressional Travel and Tourism Caucus
Member, Congressional Vision Caucus
Member, Democratic Homeland Security Task Force
Member, Democratic Israel Working Group
Communications Chair, Democratic Policy Committee
Former Vice Chair, Democratic Policy Committee
Co-Chair, Democratic Task Force on Health Care Reform
Member, Food Safety Caucus
Member, Friends of Norway Caucus
Member, Generic Drug Equity Caucus
Member, Horse Caucus
Member, House Baltic Caucus
Member, House Cancer Caucus
Chair, House Democratic Caucus, Medical Care Task Force
Member, House Democratic Environmental Task Force
Co-Chair, House Democratic Health Care Task Force
Regional Representative, House Democratic Steering Committee
Member, House Depot Caucus
Member, House Education Caucus
Member, House Oceans Caucus
Co-Chair, House Trails Caucus
Member, National Guard and Reserve Components Organization
Member, Older Americans Caucus
Member, Renewable Energy and Energy Efficiency Caucus
Member, Save Central Jersey Jobs Task Force
Member, Save Our Fort Committee
Member, School Health and Safety Caucus City Council
Member, United States-Israel Security Caucus

Member, Coalition for Autism Research and Education
Member, Florida State Bar Association
Member, New Jersey State Bar Association
Member, New York State Bar Association
Member, Pennsylvania State Bar Association