Jack has over 30 years of experience in Antarctica. As one of the few commercial divers regularly working at the United States bases in Antarctica, he maintains vital seawater intake systems and ship access to piers, and provides support to underwater scientific operations. Jack is also a lecturer, naturalist and zodiac driver for expedition ships to the Antarctic Peninsula, South Orkney Islands, Elephant Island, South Georgia Island and the Falkland Islands. Jack was a commercial diver and supervisor in the North Sea, India and Africa in the1970’s and 1980’s with over 265 days of saturation diving to 500 feet. After getting his degree in marine biology, he was a military and commercial pilot. Jack is an accomplished naturalist, photographer and sailor.