A useful article. It shows the Daily Mail are getting to grips with how to report this issue to their audience:
The issue is complex, but in its simplest terms, the trans lobby believes those who self-identify as women are women, and to challenge this is transphobic.
Some feminist campaigners argue that allowing self-identification is dangerous as it could potentially be abused by men to gain access to female-only spaces.
Last month, author JK Rowling became the latest high-profile person to be branded a TERF after defending the notion that while gender can be chosen, the sex we’re born with cannot.