Broad Universe, http://www.broaduniverse.org/
Carl Brandon Society, http://www.carlbrandon.org/
International Confererence of the Fantastic, http://www.iafa.org/
Intersticial Arts, http://www.interstitialarts.org/
James Tiptree, Jr. : The Double Life of Alice B. Sheldon, by Julie Phillips http://www.julie-phillips.com/index.htm
Lambda Sci Fi, http://www.lambdasf.org/lsf/books/lammys.html
Readercon, http://www.readercon.org/
Strange Horizons, http://www.strangehorizons.com/
Tachyon Publications, http://www.tachyonpublications.com/
WisCon, http://www.wiscon.info
For links associated with the Tiptree Literary Council itself, go to the "Contact Us" link above.