The emergence of new peoples and polities in Europe, 1000 –1300. Edited by Walter Pohl, Veronika Wieser and Francesco Borri. (Cultural Encounters in Late Antiquity and the Middle Ages, 31; Historiography and Identity, 5.) Pp. xiv + 505 incl. 2 figs and 9 maps. Turnhout: Brepols, 2022. €125. 978 2 503 58849 0