Cathryn holds instructor ratings from NAUI, PADI, SDI/TDI and DAN. Cathryn has a USCG 100-ton Master captain’s license and is medically qualified as an EMT and hyperbaric chamber tender. Her occupations in the scuba industry have included co-owner of Dive In dive center in the USVI, scuba instructor, boat captain, yacht crewmember, EMT, photojournalist, sales associate for Uwatec USA, and underwater model. In 1997 Cathryn joined the staff of Dive Training Magazine and is currently Executive Editor. She also serves as Managing Editor of California Diving News.