National Council on Aging   http://www.ncoa.org American Society on Aging   http://www.asaging.org Southwest Society on Aging   http://www.swsaging.org American Association for Retired People – AARP   http://www.aarp.org Association for Gerontology in Higher Education – AGHE   http://www.aghe.org National Association of Area Agencies on Aging – NAAAA   http://www.n4a.org Alliance for Aging Research   http://www.agingresearch.org Access America for Seniors   http://www.seniors.gov University of North Texas   http://www.unt.edu Baylor Medical Center – Houston   http://public.bcm.tmc.edu/departments/hcoa.html Huffington Center on Aging   http://www.hcoa.org