Steve Cerwin is an experimental physicist with a broad background in radio and electronics. He became interested in ham radio at age 12 and was licensed in 1963 as WA5FRF. He is a retired Institute Scientist from Southwest Research Institute where he designed custom electronic instrumentation and antenna systems. Steve is still a Technical Advisor for SwRI, has his own consulting firm designing custom antennas and RF instrumentation, and teaching week-long antenna courses. He is the author of the book “Radio Propagation and Antennas” published in May of 2019. Besides ham radio, Steve enjoys scuba diving and flying both RC and full scale aircraft. He holds a Commercial pilot's license with an instrument rating.