"Women’s traditional roles within ISIS have made it hard for some returnees to understand why they were prosecuted, wrote Sofia Koller, a senior research analyst at the Counter Extremism Project, a non-profit organisation based in New York. In the chapter on Germany, Ms Koller quotes one woman as saying: 'I only cooked, had babies, was sitting the whole day in a madafa [a women’s guest house] and then married the next one.'"