THE SUNDAY TIMES BESTSELLER and RADIO 4 BOOK OF THE WEEKAn Economist Financial Times Times and New Statesman Book of the YearShortlisted for the FT Business Book of the Year Award and the British Academy Book Prize Longlisted for the Wainwright Conservation Writing PrizeCompelling TIM MARSHALLLively rich and exciting PETER FRANKOPANVitally important TIM HARFORDSand salt iron copper oil and lithium. They built our world and they will transform our future.They took us from the Dark Ages to the present day. They power our computers and phones build our homes and offices and create lifesaving medicines. But most of us take these six crucial materials completely for granted.In Material World Ed Conway travels the globe to uncover a secret world we rarely see. As we wrestle with climate change energy crises and the threat of new global conflict Conway shows why these substances matter more than ever before and how the hidden battle to control them will shape our geopolitical future.