I am a professional photographer (specialized on underwater photography and aquatic imaging), independent artist, book author and lecturer with a 20 year long experience. I am published with 2 books about underwater photography knowledge and with more than 200 articles in various special interest magazines all around the world, translated into 11 languages, and I was a guest lecturer for artistic underwater photography at a German arts university. I am furthermore a professional scuba diver since 1996 with the current rank of Course Director. I have a professional background in webdesign, music, video-production and image editing. I had been the photography editor of an Australian Magazine for a while. I can review all photography and scuba-diving related products, inclusive related software such as image editing programs or others.