This must have been an idea from the pointy haired boss from Dilbert.
Check it out:

Nearly 70 years after the Holocaust, there is no more sensitive an issue in German life as the role of Jews.

With fewer than 200,000 Jews among Germany’s 82 million people, few Germans born after World War II know any Jews or much about them.

To help educate postwar generations, an exhibit at the Jewish Museum in Berlin features a Jewish man or woman seated inside a glass box for two hours a day through August to answer visitors’ questions about Jews and Jewish life.

The base of the box asks: ‘Are there still Jews in Germany?’

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