MacIntyre's second major work of his mature period takes up the problem of giving an account of philosophical rationality within the context of his notion of "traditions," which had still remained under-theorized in After Virtue.
Karya utama MacIntyre yang kedua dalam periode kematangannya mengangkat persoalan seputar pemberian penjelasan rasionalitas filosofis di dalam konteks gagasannya tentang "tradisi-tradisi", yang masih belum berbentuk teori dalam After Virtue.