For Warburg, letters were among the most important forms of intellectual exchange. It was in correspondence with his family, friends and colleagues .that he outlined his ideas and studies in detail. This selection of letters amounts to an indirect biography, documenting and annotating his life and work from the beginning of Warburg's studies in 1886 to his death in 1929 - meaning from the first lectures to his work on the Mnemosyne Atlas, which...