The Supreme Court’s decision in For Women Scotland Ltd is one of the most significant Equality Act developments in recent years. It clarified that, for the purposes of the Equality Act 2010, the terms “sex”, “man” and “woman” refer to biological sex. That is a major legal clarification. But for employers, public bodies, charities, schools, service providers and organisations delivering public-facing services, the real challenge is not simply knowing what the judgment says. It