Abstract
At the beginning of the 20th century, Avram Sădean started his activity as a teacher. He taught at the gymnasium in Brad, and since 1908 at the Pedagogical School (Preparandia) in Arad. Ever since he was a student, he has distinguished himself by his research in various archives and libraries in Vienna and Budapest, but also by participating in the Summer School organized by Nicolae Iorga in Vălenii de Munte. He researched the life and activity of Gheorghe Lazăr, but also important documents related to the history of Preparandia in Arad. As a teacher he taught numerous courses in which he advocated the modernization of Romanian society.