Summer has a way of making room for the kind of reading that gets crowded out the rest of the year — not lighter reading, necessarily, but slower reading. A biography you can actually sink into, an exhibition catalogue that rewards attention. An argument about art and the mind that you can sit with over a few days rather than racing through during weeks of deadlines and meetings. None of the books on this list are 'beach reads' in the usual sense (I can't see you lugging some of them to the b...