American rabbi; born at Berlin Feb. 26, 1845; son of Meyer Landsberg, "Landrabbiner" at Hildesheim, Hanover. He was educated at the Hildesheim Gymnasium Josephinum, and at the universities of Göttingen and Breslau, also studying at the Breslau Jewish theological seminary. He is Ph.D. of Halle, Germany. In 1866 he became "Stiftsrabbiner" and teacher at the seminary for Jewish teachers at Hanover, a position which he held for five years. In 1871 he went to America and was offered the position of rabbi to the Congregation Berith Kodesh at Rochester, N. Y., where he has continued ever since. He is the author of the "Ritual for Jewish Worship" (1884; 2d ed., 1897), and of "Hymns for Jewish Worship" (1880; 2d ed., 1890).