Jakob Andreä

…of work with the theologian Jakob Andreä in uniting German Lutheranism, which had been divided by theological disagreement after Luther’s death in 1546. This end was achieved by the Formula of Concord (1577), which inaugurated the era of Lutheran orthodoxy and was primarily the work of the two men.

…Lutheran faith), written primarily by Jakob Andreä and Martin Chemnitz and put in final form in 1577. The Book of Concord was subsequently compiled. It was not adopted in total by all Lutheran churches, but it has remained the standard of orthodox Lutheranism.