NHD has affiliates around the world. These programs are independently sponsored by organizations that coordinate local and affiliate level contests where students can compete for the chance to advance to the National Contest. NHD’s affiliates also provide programmatic materials and workshops for teachers and students.

Many individuals and organizations contribute to the success of our affiliate level programs.

View affiliate contributors

To access NHD program contact and other information for a specific NHD affiliate, choose an affiliate from the box below.


Sacramento County Office of Education
P.O. Box 269003
Sacramento, California 95826

Craig Irish Phone: (916) 803-5682
Whitney Olson Phone: (707) 849-3503
Fax: (916) 228-2665

California Contest
California Directory of Resources: