The best books of the week

Philippe Sands’ inside story of the legal case against Pinochet; the psychiatrist who victimised young patients for over 30 years; a damning history of Ireland’s 19th-century famine; an unflinching but compassionate exposé of immigration to the UK; a Merseyside murder mystery; novels from Solvej Balle and Madeleine Watts; a fictional riff on Kafka’s legacy — plus Miranda Green’s pick of the best politics books