Vanessa Nakate

And I think with Gina, Spurling, you wrote What Works in Girls' Education, calling it the world's best investment.

I had another guest in my podcast, Vanessa Nakate from Africa, and she has long argued that educating girls actually is also one of our most powerful climate solutions.

And she proved it, actually.

So why is educating girls still the highest return investment we can make? And where do you still see girls being left behind today?