Ex-High Competition Athlete, Vice World Champion of Underwater Photography, World Champion in "Wide Angle with Diver" category and six times National Champion, Rui Guerra was born in Lisbon in December 1968 and soon had become connected to the sea, where he tries to find he’s interior balance and inner peace. Photography enters he’s life almost by chance, and at the beginning was nothing more than “showing to the others what he sees underwater”. Maintaining a constant evolution at all levels and deepening he’s knowledge, he starts to broad he’s photographic horizons to other worlds, but with the underwater photography as the central core of he’s activity. Along he’s career, at a leisure level and also at a competitive level, in national and international competitions, he has won several top places while simultaneously expands and teaches underwater photography in Portugal, by means of courses, workshops and organizing events. He's CMAS Underwater Photography Instructor and also suba-diving instructor. In Portugal he is the National Coach of Underwater Photography and Vídeo. In recent years has been dedicated to underwater photography inside caves and time-lapse in high resolution, both in terrestrial and underwater environments Author of the technical book “Practical Manual of Underwater Photography” (in Portuguese language). He has been juror in several international and national competitions and contests related to underwater image. Professional underwater photographer and cameraman, he has founded Photoguerra - Underwater Productions, Lda. whose main activity is underwater vídeo in ultra-high definition 6K with a cinema camera.