This volume investigates the theological framework of Leontius of Jerusalem and his efforts to reconcile the Christological divide between Chalcedonian and anti-Chalcedonian factions in the sixth century. Patrick T. R. Gray, a scholar of early Christian thought, provides a critical edition of the Testimonies of the Saints. He argues that Leontius sought to demonstrate that the opposing parties shared a fundamental belief in hypostatic union, thereby rendering their schism unnecessary and based on misunderstanding.

Scholars and students of patristics recognize this work as a significant resource for understanding the nuances of neo-Chalcedonian theology. Experts frequently note the academic rigor of Gray's translation and the clarity of his contextual analysis, making it a standard reference for those studying the Christological controversies of the early Church.