This English translation of Knopf's commentary on the Didache and 1-2 Clement makes this influential commentary available to the English reader. Knopf's work is a crucial insight into the second century, revealing the early theological and organisational considerations, expressions, and discussions which characterised the early church. Jacob N. Cerone's scholarly insight provides verse by verse critical commentary and introductory context, and brings clarity to Knopf's rhetorical and philological analysis. A crucial resource for students and scholars, this translation illuminates Knopf's work anew.