Book excerpt: From celestial navigation to sharpening blades, Ana Maria Spagna outlines 100 skills you’ll find indispensable for life after an apocalyptic global catastrophe. She covers obvious needs like first aid and farming, while also providing suggestions on how to build a safe and culturally rich community through storytelling and music making. Full of quirky illustrations by Brian Cronin, this book will provoke surprise, debate, and laughter as it leads you to greater self-reliance and joy — whatever the future brings.