Jahn
FRIEDRICH LUDWIG (yän), a German educator; born in Brandenburg, in 1778. After graduating with distinction at the universities, he, in 1809, went to Berlin, where he became teacher at the Kölnisches Gymnasium, and published his "German Popularity." He then set about the establishment of gymnasia throughout the "Fatherland," whence is derived the "Turnkunst," or system of physical education so well known and appreciated in the United States. He died in 1852. of a religious sect among the Hindus.