Three cheers for Sophia Walker, the young woman fighting Wallem Ship Management over alleged sexual discrimination. Feisty individuals throughout history have played major roles in bringing social and workplace change.

Walker — as my colleague Adam Corbett reported the other week — reacted angrily to being turned down as a new deck officer despite the shipmanager writing to her Fleetwood Nautical College in northwest England, asking for recruits.

“Wallem