The American Society for the Alexander Technique (AmSAT): The largest professional organization of teachers of the Alexander Technique in the United States.

ATTiC: Alexander Technique Training in Chicago.  ATTiC is a three-year, 1600-hour, AmSAT-certified teacher training course directed by Daria Okugawa.

The Complete Guide to the Alexander Technique:  The most comprehensive source for information about the Alexander Technique worldwide.