Member, Assembly on Federal Issues, 1995-1996
Member, Pennsylvania Citizens Crime Committee Task Force on Juvenile Justice, 1988-1990
Member, Mayor's Committee on Health Care, 1982-1983
Member, Governor's Committee on Health Care Cost Containment, 1981-1983
Member, Bipartisan Cystic Fibrosis (CF) Caucus
Member, Committee for Protection of Human Subjects
Member, Community College Caucus
Member, Congressional Academic Medicine Caucus
Co-Chair, Congressional Academic Medicine Caucus
Founder, Congressional Academic Medicine Caucus
Member, Congressional Bike Caucus
Member, Congressional Brain Injury Task Force
Co-Chair, Congressional Georgia Caucus
Member, Congressional High-Performance Building Caucus
Member, Congressional Historic Preservation Caucus
Member, Congressional Humanities Caucus
Member, Congressional International Conservation Caucus
Member, Congressional Nursing Caucus
Member, Congressional Shipbuilding Caucus
Member, Congressional Social Work Caucus 
Member, Congressional Steel Caucus 
Member, Congressional Urban Caucus
Member, Congressional Wellness Caucus  
Member, Congressional Zoo and Aquarium Caucus
Member, Democratic Congressional Campaign Committee (DCCC)
Member, Democratic Israel Working Group
Appointed Representative, Democratic Steering and Policy Committee
Member, Executive Committee
Member, Green Schools Caucus
Co-Chair, Healthcare Innovation Task Force
Founder, Healthcare Innovation Task Force
Member, House Democracy Assistance Commission
Member, House Democratic Caucus, Livable Communities Task Force
Member, House Democratic Caucus, Task Force on Job Creation
Member, House National Service Caucus
Member, House Renewable Energy and Energy Efficiency Caucus
Member, House Science, Technology, Engineering, and Mathematics Education Caucus
Member, Library of Congress Caucus
Member, Montgomery County Commission for Women and Families
Member, National Heritage Area Caucus
Member, Budget Discipline Working Group, New Democrat Coalition
Co-Chair, Healthcare Task Force, New Democrat Coalition
Member, Innovation, Competitiveness and Tax Reform Task Force, New Democrat Coalition
Member, Trade Task Force, New Democrat Coalition
Member, Pediatric Cancer Caucus
Member, Pennsylvania Committee on Women
Member, Pennsylvania Historical and Museum Commission
Member, Public Broadcasting Caucus
Member, United States-Israel Security Caucus

Member, Allens Lane Art Center
Board Member, Arcadia University
Member, Center for Policy Alternatives
Member, Center for Responsible Funding
Member, Chestnut Hill Health Care
Member, Council of State Legislators
Member, Women's Network Board, National Conference of State Legislatures
Member, House of Representatives Delegation, NATO Parliamentary Assembly
Member, National Jewish Democratic Council
Board Member, Pennsylvania Children's Trust Fund
Member, Pennsylvania Council on Higher Education
Member, Advisory Board, Pennsylvania Department of Health Cervical and Breast Cancer
Board Member, Philadelphia Health Management Corporation
Member, Women's Way
Former Board Member, Delaware Valley Child Care Council
Former Vice Chair, New Democratic Coalition