The best books of the week

Facebook under fire in an ex-insider’s memoir; Artem Chekh’s unflinching portrait of 1990s Ukraine; French author Didier Éribon on fleeing his working-class roots; new novels from Nobel laureate Abdulrazak Gurnah and Women’s Prize nominee Sanam Mahloudji; a biography of Vanessa Bell — plus Nilanjana Roy on the business of book blurbs and our pick of economics titles