sentences:  Yarbrough rediscovered Schlatter, the latter being one of the leading evangelical voices in Germany, at a time when classical liberalism swept through large section of the Lutheran theological faculties of Germany.Schlatter, born in St. Gallen to a pietistic preacher, studied philosophy and theology in Basel and Tübingen between 1871 and 1875, gaining his post-doctoral teaching qualification ("Habilitation") in 1880.The process leading up to the latter qualification was a relatively complex and dramatic phase in Schlatter's career.