Bjørshol Wærdahl, R. 2019. Erika Sigurdson, The Church in Fourteenth-Century Iceland. The Formation of an Elite Clerical Identity, Leiden/Boston: Brill 2016 (The Northern World vol. 72), ISBN 978-90-04-30156-6, 207 pp. Journal of Northern Studies. 12, 2 (Jun. 2019), 142–144.