Dr Alexander Mustard MBE, has been widely regarded as one of the world's leading underwater photographers for the last 20 years. He has pioneered many techniques within underwater photography, which he shares through magazine articles, talks and workshops. His photographs have won many awards including, on five occasions, the BBC Wildlife Photographer of the Year. He has also won multiple categories in the British Wildlife Photography Awards. In 2013, Alex was named GDT European Wildlife Photographer of the Year for his image Night Moves. He has a PhD in marine ecology and still occasionally publishes peer-reviewed papers. He is based in the UK.