In November 2022, the world’s population surpassed 8 billion people. Our human family is now larger than ever before. Collectively, we live longer and enjoy healthier lives than at any other point in human history. Yet ours is also a world of anxiety and uncertainty. Challenges like climate change, economic upheaval, confl ict and COVID-19 have brought us to a crossroads, where the threat of a worse future for humanity feels just as possible as the promise of a better one.