You seem to have missed my point. Gender is important to team balance only if we assume that someone's gender defines how they can contribute to a team. This as

You seem to have missed my point. Gender is important to team balance only if we assume that someone's gender defines how they can contribute to a team. This assumption is lazy gender stereotyping. It is the very same assumption that hurts women's careers because people assume that women's contributions will be limited by their gender. If you want someone who can contribute to a team in a certain way, then hire for that.