Leopold Grünberger

* Vágújhely, 1840 – † Budapest, October 10, 1910 / special education teacher ; ; In 1862, he obtained a special education teacher's diploma in Budapest, and then gained experience in teaching the deaf in various German cities (Dresden, Weissenfels, Ratibor). He worked for six years at the Jewish Institute for the Deaf and Dumb in Vienna, then returned to Hungary, where he was the first director of the Jewish National Institute for the Deaf and Dumb in Budapest for 34 years (between 1876 and 1910). He did not allow the use of sign language for deaf and dumb people, but instead advocated the consistent application of the "German method", the processing of events occurring in the child's environment and in his own life, and preparation for self-cultivation. ; ; His main works: ; The First Speech and Intellectual Exercises of the Deaf and Dumb, 1877, ; Speech and intellectual exercises of the deaf-mute. Textbook and reader, 1888, ; On the cure for stuttering and the teaching of deaf-mute people (In: Annual of the Budapest Royal Medical Association, 32), 1897.