White House News Photographers Association
http://www.whnpa.org

Minnesota News Photographers Association
http://www.mnpa.org

National Press Photographers Association
http://sunsite.unc.edu/nppa

American Society of Media Photographers
http://www.asmp.org

Professional Photographers of America
http://www.ppa.com

American Society of Picture Professionals
http://www.aspp.com

The Picture Archive Council of America
http://www.pacaoffice.org

Association for Education in Journalism and Mass Communications
http://www.aejmc.org/

The Visual Communications Division-AEJMC
http://www.mtsu.edu/~aejmc/

Society for Photographic Education
http://www.spenational.org

The Photographic Historical Society
http://www.rit.edu/~andpph/tphs.html

European Society for the History of Photography
http://www.donau-uni.ac.at/en/studium/fachabteilungen/kultur/zentren/zbw/plus/03068

Photokina
http://www.koelnmesse.de/wEnglisch/photokina/

Visa Pour L’Image
http://www.visapourlimage.com

Pictures of the Year
http://www.poyi.org/

The Pulitzer Prizes
http://www.pulitzer.org/navigation/index.html

Worldpress Photo Foundation
http://www.worldpressphoto.nl

The Atlanta Photojournalism Seminar
http://www.photojournalism.org

Women in Photojournalism Conference
http://www.womeninphotojournalism.org/

Northern Short Course
http://www.northernshortcourse.com/

Southern Short Course in News Photogaphy
http://www.southernshortcourse.com/index.cfm

Visual Edge Workshops
http://www.visualedge.org/

The Eddie Adams Workshop
http://eddieadams.com

The Mountain Workshops
http://www.mountainworkshops.org

Southwestern Photojournalism Conference
http://www.swpjc.org/

The Workshops
http://www.theworkshops.com/

Santa Fe Workshops
http://www.sfworkshop.com

Center for Creative Photography
http://dizzy.library.arizona.edu/branches/ccp/ccphome.html

Salt Institute for Documentary Studies
http://www.salt.edu/index.html

The Summit Family of Workshops
http://www.photographyatthesummit.com/

George Eastman House International Museum of Photography and Film
http://www.eastman.org

Photocollect. Vintage, modern and contempory photographs for collectors.
http://www.photocollect.com

ArtSupport’s List of Photographic Museums
http://art-support.com/museums.htm

Museum of Photographic Arts
http://www.mopa.org

American Museum of Photography
http://www.photographymuseum.com