Denise is Vice President of Underwater Dynamics, Inc. and is a retired 100-Ton Master Captain, TDI/SDI Course Director, and NAUI Technical Instructor Trainer. She co-authored and/or provided graphics, artwork, and photography for many diver training manuals and several different diving magazines. She co-invented the NAUI OCEANx™ and also designed other innovative scuba diving products. As a musician and certified Bob Ross® art instructor, she is as enthusiastic about writing music and teaching oil painting as she was about underwater photography and scuba instruction.