Jack has been diving since 1984, and became a scuba instructor in 1989. He has dived all the California Channel Islands, as well as Mexico, Honduras, Bahamas, and the Solomon Islands. In 1988 Jack became the manager of one of the largest scuba repair centers and hydro test facilities in the industry.
Jack is a factory certified repair technician for most all major brands of regulators, BCD's, and cylinder valves, and has taught hundreds of VIP Inspectors.
When he’s not working, Jack has run two marathons, and enjoys motorcycle riding, and both recreational and competitive billiards.