Yuriy Drohobych

Yuriy (Jerzy) Drohobych or Kotermak (1450 – 4 February 1494) was a Ruthenian philosopher, astronomer, writer, medical doctor, rector of the University of Bologna, and professor of Kraków Academy, and the first publisher of a Church Slavonic printed text. He is the author of Iudicium Pronosticon Anni 1483 Currentis.