I admit it is a difficult question to answer, and I imagine the debate will evolve as more transgender athletes participate in competitive sports.
At the heart of this discussion is the balance between fairness and inclusion. In most sports, particularly contact sports, categories are based on biological sex because it reflects real, measurable physical differences that affect performance and safety. This ensures a level playing field just as we wouldn’t have heavyweights fight lightweights, as you said.
However, gender identity adds complexity. Gender is more than just biological sex; it's about personal identity, which doesn’t always align with someone’s sex at birth. So, when it comes to trans athletes, the challenge is finding a way to balance fairness (based on biological sex) with inclusion (respecting gender identity).
Ultimately, biological sex tends to be prioritized in most sports for fairness, but there’s a growing conversation around how to include gender identity in a way that doesn’t disadvantage anyone. It’s about finding that balance.