Decisive: Having the ability to decide when it’s crucial and important characterized by, or displaying, little or no hesitation. Synonyms: Conclusive, definitive, absolute, certain, assured, imperative. Moment: A short period of time, an instant, a minute allotment of time. Synonyms: A wink, juncture, brief period, split second. Put the two together and we’re talking about performing an action at the most important and crucial time that gets accomplished in an instant. Henri Cartier-Bresson And The Decisive Moment So what does this have to do with photography? Henri Cartier-Bresson was a famous photographer who coined the term. He was a street photographer and photojournalist. At the time he authored the phrase, photography was a new art form. The time at which he...