1. Ph.D., CGWP, Groundswell Technologies, Inc., 136 W. Canon Perdido St., Suite C, Santa Barbara, CA 93101, US, e-mail: mark.kram@groundswelltech.com
2. Ph.D., Ion Science Ltd., The Way, Fowlmere, Cambridge, SG8 7UJ, GB, e-mail: peter.morris@ionscience.com
3. Ph.D., DSc., P.H., CGWP, REA II, L. Everett & Associates, LLC, 3700 State St., Suite 350, Santa Barbara, CA 93105, US, e-mail: leverett@everettassociates.net