Widely regarded as one of the world’s leading underwater photographers, Dr Alex Mustard has a PhD in marine ecology and has worked everywhere from Egypt to Iceland to Australia.

Dr Alex Tattersall is the founder of Underwater Visions, a photography teacher, and a vocal proponent for marine animal welfare in the ever-growing world of underwater photography.

Erin Quigley is an award-winning underwater photographer and editor, and creator of GoAskErin.com, which provides instruction, tutorials, and resources for underwater shooters.

Saeed Rashid is a member of the BSoUP and an Editorial Consultant for Diver Magazine. His work has been published in Diver, Scuba, Amateur Photographer, and Digital Photographer.