Films for the Humanities & Sciences (Firm) 715 Infobase 709 Public Broadcasting Service (U.S.) 157 Public Affairs Television (Firm) 142 National Geographic Television & Film 59 BBC Worldwide Ltd 48 Arts and Entertainment Network 46 Moyers, Bill D. 45 MVD Entertainment Group 24 HistoryGraphics.net (Firm) 20 National Institutes of Health (U.S.) 19 Infobase, 18 Beneficial Books & Videos (Firm) 15 Monterey Home Video (Firm) 13 San Mateo County Community College District 13 Cambridge Educational (Firm) 12 Burns, Ken, 1953- 11 Video Education Australasia 9 Video Education Australasia, 9 4 Learning (Firm) 8 Content Media Corporation 8 Public Broadcasting Service (U.S.), 8 Annenberg Media 7 New York Center for Visual History 7 South Carolina Educational Television Network 7 Canamedia (Firm) 6 Films Media Group, 5 Films for the Humanities & Sciences (Firm), 5 Healthy Learning Videos 5 Macaulay, David 5 Rowland, Julia Howe 5 TVF International (Firm) 5 Association for Supervision and Curriculum Development 4 Cinema House Films 4 Open University 4 American College of Sports Medicine 3 American Institute of Physics 3 British Broadcasting Corporation, 3 Monterey Bay Video Production Co 3 American Museum of Natural History 2 Association for Professionals in Infection Control and Epidemiology 2 British Broadcasting Corporation 2 Buckner, Aimee, E. 1970- 2 CDC Foundation 2 Centers for Disease Control and Prevention (U.S.) 2 Educational Video Network, Inc 2 Electronic Vision (Firm) 2 Fenton, Norman E., 1956- 2 Freeman, Alex (Television producer), 2 Fry, Hannah, 2 Geithner, Christina A. 2 Helton, Angie 2 Jensen, Eric, 1950- 2 Kimberly-Clark Corporation 2 Meridian Education Corporation 2 Mueller, Hans-Friedrich, 1959- 2 National Center for Emerging and Zoonotic Infectious Diseases (U.S.). Division of Healthcare Quality Promotion 2 National Institute for Engineering Ethics (U.S.) 2 PBS Home Video 2 Quinn, Tristan, 2 Radish Creative Group 2 Spiegelhalter, D. J., 2 Teaching Company 2 Teaching Company, 2 Weber, Amy 2 Willenbring, Mark L. 2 4th Dimension (Firm), 1 ABC International 1 ASHA Professional Development 1 Adams, Genetta, 1 Adams, J. Q. 1 Afigbo, A. E. 1 Akyeampong, Emmanuel Kwaku 1 Al-Khalili, Jim, 1962- 1 Alive Mind Cinema, 1 Altekruse, Jörg, 1 American Council on Exercise 1 American Institute of Physics, 1 American Orthopaedic Society for Sports Medicine 1 American Speech-Language-Hearing Association 1 Anderson, Gregory D. S. 1 Anderson, Ray 1 Anding, Roberta, 1 Angel, Charlotte 1 Animal Care Technologies, 1 Annenberg Foundation Trust at Sunnylands 1 Apostrophe S Productions 1 Artemis Films, 1 Auburn University 1 Avera, Robert 1 BBC Studios, 1 Baitz, Rick, 1 Bales, Connie W. 1 Barryk, Christina 1 Beckett, Chris, 1 Bell, Jenna A., 1 Bernheim, Chantal 1 Bernstein, Leonard, 1918-1990, 1 Biel, Andrew, 1 Bishop, Elizabeth, 1911-1979 1