California Association for the Gifted (CAG) http://www.cagifted.org/
Supporting Emotional Needs of the Gifted (SENG) http://www.sengifted.org/
National Association for Gifted Children (NAGC) http://www.nagc.org/
California Department of Education - GATE http://www.cde.ca.gov/sp/gt/
Tri-County GATE Council http://www.worknotes.com/CA/PacificRegion/Tri-CountyGATE/