This publication addresses the global challenges of food and water security in a rapidly changing and complex world. The essays highlight the links between bio-physical and socio-cultural processes, making connections between local and global scales, and focusing on the everyday practices of eating and drinking, essential for human survival. Written by international experts, each contribution is research-based but accessible to the general public. This work was published by Saint Philip Street Press pursuant to a Creative Commons license permitting commercial use. All rights not granted by the work's license are retained by the author or authors.