What is "peritia"

Peritia: Journal of the Medieval Academy of Ireland is an annual peer-reviewed academic journal covering Irish and Insular medieval studies in the context of the European Middle Ages and European medieval studies in general. The editors-in-chief are Dáibhí Ó Cróinín ( National University of Ireland, Galway) and Elva Johnston ( University College Dublin). The journal is published by Brepols Publishers.