[3] Moss has written extensively on the sources and iconography of medieval Irish art, its materials, methods and political and cultural settings.
[6] Her book was described by the Royal Irish Academy as "an unrivalled account of all aspects of the rich and varied visual culture of Ireland in the Middle Ages.
"[7] Writing for History Ireland, Peter Harbison said that Moss' book "covers a much greater span of time than all the others, and also deals with a much wider range of material.
The major attractions are the famous manuscripts and metalwork from the earlier period, but there is a lot more besides—including the recently discovered Faddan More Psalter of c. 800.
Stonework is covered extensively from the earlier medieval period: high crosses, round towers and all the church buildings from [the] Gallarus Oratory to Cormac's Chapel.