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Dr. Jack Rosenfeld
Dr. Jack Rosenfeld is a renowned psychologist who has condensed fifty years of experience working with people into a self-improvement program called Powertake. He has a B.A. and M....voir plusDr. Jack Rosenfeld is a renowned psychologist who has condensed fifty years of experience working with people into a self-improvement program called Powertake. He has a B.A. and M.A. from Temple University and a Ph.D. from The Ohio State University. He and his wife, Marguerite, live in North Las Vegas, Nevada.voir moins