 And also with Jack, who is a NERCA chiropractor. Ken is a preventative cardiologist, thus the name of his clinic, Lake Cardiology. Out in Salt Lake City, Jack has a clinic and a couple of different websites that are very poignant. Let me put it that way. ForbiddenDoctor.com and JackStockwell.com. Jack is a NERCA chiropractor and also a GAPS practitioner.