‘Designing Lightness’ is a thoughtfully designed manifesto on the need to build lighter structures. It illuminates the concept of ‘lightness’ and its potential to enhance global sustainability by reducing energy consumption through weight reduction and advanced composite approaches. Authored by Ed van Hinte and Adriaan Beukers, the book transcends disciplines, regions, and epochs, offering a comprehensive exploration of its subject matter. With rich illustrations and detailed explanations, it provides a thorough overview of the principles and practices involved in creating prospective structures, spanning from historical precedents to cutting-edge innovations across various fields. Beyond inspiration, the book equips readers with practical insights into implementing sustainable designs for a brighter future.