Robert F. Kennedy Jr. has built his reputation as a crusader against entrenched power. He challenges Big Pharma, rails against corporate polluters, and paints himself as a truth-teller willing to say what others will not. Yet when it comes to one of the single most transformative choices for human health and planetary survival—the vegan, plant-based diet—RFK Jr. is conspicuously silent... michaelcorthelll.substa…