Hans Rosenthal (02.04.1925 - 10.02.1987) was a Jew who hid in a small summerhouse for two years during the Nazi regime. Subsequently, he had appearances as a television quizmaster, including in a television show called "Dalli Dalli".

With the memorial and information site, a courageous act has been brought to memory, with which still today Anstöße are given racism and anti-Semitism and right-wing extremist attitudes no place in the present and future to eingeruräumen.

The school was named after Hans Rosenthal in his honor. Since then, the students have been studying Rosenthal's history as a Jew and his survival during the Nazi era.

Hans Rosenthal (April 2, 1925 in Berlin; February 10, 1987) was a famous showmaster who had to hide from the Nazis in a summerhouse when he was 18 to 20 years old. He was survived at 62 by his son Gert Rosenthal, who himself has given interviews at the school and says that naming the school after his father was a matter close to his heart. Hans became famous through his show Dalli Dalli.

Bernhard Stühler saw the light of day in Hammelburg in 1856. His parents were Moses Stühler, born in Hammelburg in 1823, and Sara Stühler, née Stiefel. The traces of the Stühler family go back to the 18th century in Hammelburg. The father of Moses Stühler (grandfather of Bernhard Stühler) had earlier the name Aaron Moses (1783 - 1861) living in the Judengasse, but in the course of the Jewish emancipation then took the family name Stühler. Bernhard Stühler married Bertha, née Sondheim.

In the address and residents' book of the city of Kassel and the district of Kassel with 47 localities (Jg. 98.1934) the following entry is found: Kassel, Entengasse right - Hausnr.22. - Kahn Ed. - Gen. Agent 1. - Generalagent. of the Bremer Spiegelglas-Versicherungs-Gesellschaft 2 - Kahn Paula Wwe. 2. - On 25.09.1941 there was in the Entengasse 22 a so-called Judenhaus, into which Jewish families were forcibly resettled after termination of their previous residence ( Wohnstätte ).

Hermann Gunzenhäuser, born on February 22, 1860 in Memmelsdorf  as the son of the merchant David Gunzenhäuser and his wife Jette, née Nordheimer. 1895 - Married to Rosalie Rosenfelder from Bamberg. In 1895 Hermann Gunzenhäuser ran a cloth and buckskin shop at Kaiserstra;e 12. In 1909 Hermann Gunzenhäuser opened an agency for textile goods at Kaiserstra;e 7. On February 17, 1927 Hermann Gunzenhäuser died. After that his widow Rosalie Gunzenhäuser together with her nephew and partner Richard Worms managed the company until its dissolution in 1935.