Peter Seewald has worked as a journalist for Stern, Spiegel, and the Suddeutsche Zeitung and is one of the most admired authors on religion in Germany today. Throughout his career he has remained one of the writers closest to Pope Benedict and has interviewed him for countless hours. His book of conversations with Pope Benedict, Last Testament was published in 2016, and the first volume of his landmark biography of Benedict XVI in late 2020.