Professional Societies:
International Society for Neuronal Regulation (iSNR)
Association for Applied Psychophysiology and Biofeedback (AAPB)
Biofeedback Society of California (BSC)
To learn more about neurofeedback and the instruments I use:
EEG Spectrum
EEG Institute
LENS
Roshi
HEG
Interactive Metronome
BrainMaster