The Roman empress Faustina the Elder (c. 97-140) and her daughter Faustina II (c. 130-175) have been subject to criticism from the earliest records, described in turn as fickle, unfaithful, and treasonous. Yet their husbands, the emperors Antoninus Pius and Marcus Aurelius, have reputations as golden as that of the whole Antonine age and seem to have thought favorably of them as prolific mothers, loyal spouses, and useful complements to the military...