Who is the only person to have won both a Nobel Prize?

Can you believe it? There's actually someone who has managed to accomplish the extraordinary feat of winning both a Nobel Prize! But who is this remarkable individual? Surely, such an accomplishment must belong to someone who has made groundbreaking contributions in multiple fields. So, the question is, who holds the unique distinction of being the only person to have won both a Nobel Prize? It's a fascinating mystery, and one that deserves to be unraveled.