Harnack
ADOLF, a German theologian, born in Dorpat, Russia, in 1851. He was educated at Dorpat University and at Leipzig. He served as professor of Church history in several German universities, including Berlin and Marburg. His lectures in Berlin were attended by hundreds of students of both Europe and America. He edited many important theological works and wrote much on theological subjects. The work best known to the English-reading public is "What Is Christianity?" translated in 1901. Other works translated include "The Expansion of Christianity" (1905); "New Testament Studies" (1907); and "Bible Reading in the Early Church" (1912).