Abstract
In this elegantly written book, Russell Friedman offers a fascinating account of Trinitarian theology in the period 1250-1350. Chapter 1 compares Aquinas's and Bonaventure's explanation of the identity and distinction of the three divine Persons. For Aquinas, the properties constitutive of the divine Persons are strictly relational properties, grounded in relations of opposition in the order of origin. Bonaventure accepts the role of relational properties, but he emphasizes the distinct way that each Person emanates: the Father is unemanated, the Son emanates as generated by the Father ("by way of nature"), and the Holy Spirit emanates as freely spirated by the Father and the Son ("by way of will"). As Friedman ..