The pandemic gave Iceland’s prime minister, Katrín Jakobsdóttir, the time to write a thriller novel

A darkening sky. A middle-aged woman in a duffel coat and orange scarf, a splash of colour to match her trainers. Two tall, slim men, expensively casual. A small ferry heading to an uninhabited island. A squall in the distance.

I have never before been on a murder mystery tour and this one is truly strange. First, we are in Iceland, the safest country on earth. Second, my companions are its prime minister, Katrín Jakobsdóttir, and her…