3. Trey Ratcliff Photography is my right brain activity to keep myself balanced. I have a unique approach to photography because of my computer science and math background, and I seek to use cutting edge software technology to change the way people’s brains process pictures and pattern-match. I am not sure how people were able to photograph the interior of churches before the HDR technique came along.. There is no other way, in my opinion, to capture the richness, details, and colors of these massive works of art. About HDR – High Dynamic Range I specialize in a new trend called High Dynamic Range photography. HDR enables the photographer to create a color and light palette that goes beyond the normal aperture and shutter speed of the basic shot