UCSF Voice and Swallowing Center: http://www.ucsfhealth.org/adult/special/v/98905.html

Spasmodic Dysphonia support group:http://www.dysphonia.org

Runmeter: iPhone app for running and cycling;
English voice announcements by Ruth Rainero: http://www.abvio.com

The Voice Book: Caring For, Protecting, and Improving Your Voice, by Kate DeVore and Starr Cookman: http://www.totalvoice.net/voicebook.shtml

The Marsh (Theater for solo performance);
Ruth Rainero provides voice training for many Marsh performers.
http://www.themarsh.org/