'A beacon of hope in a dark world' Cathy Rentzenbrink The Pool One night in November 2015 when Antoine Leiris was at home looking after his baby son his wife Helene was killed along with 88 other people at the Bataclan Theatre in Paris Three days later Antoine wrote an open letter to his wife's killers on Facebook He refused to be cowed or to let his baby son's life be defined by their acts For as long as he lives this little boy will insult you with his happiness & freedom' he wrote Instantly that short post caught fire & was shared thousands of times around the world An extraordinary & heartbreaking memoir You Will Not Have My Hate is a universal message of hope & resilience in our troubled times