The paper presents Jerzy Nowosielski – the outstanding Polish painter and professor of the Academy of Fine Arts in Kraków. It was the artist who called himself ”Maestro of dreams”. Nowosielski is still present in the memories of his disciples as a charismatic teacher. In his didactic work he was not only a master of painting but first of all the spiritual pattern impressing the students with his versatile interdisciplinary knowledge. This knowledge determined the unique character of his creative activity shared with the students.