Stuart Cosgrove’s 2016 Detroit 67: the year that changed soul is primarily about Motown (the label was based in Detroit until 72) and, as such, complements Nelson George’s classic history of Motown, Where Did Our Love Go? the rise and fall of the Motown sound. Like that book, there’s a lot about The Supremes (this was the year that Florence Ballard left the group). There’s also plenty about my favourite Motown group, The Temptations, although, curiously, he doesn’t mention that the classic five line-up recorded and released one of the (possibly the) best Motown live albums that year, Temptations Live! Another odd omission is that, according to the introductory essay in the 1967 box of the Complete Motown Singles (my companion listening while reading this),…