Donal Boyd on Instagram: "Most people treat the tone curve as a place to add contrast. I treat it as a place to lock cohesion. If you want a recognisable style across images, one rule matters more than almost anything else: your black point and white point should stay the same. Style is not about how punchy a single image looks. It’s about how cohesive your tonal language is across a body of work. This applies just as much to video as it does to stills. When shadows lift in one frame and crush i