Translation of Krüppel

I am a little confused with all the different domains and products and options on this website. Thanks a lot in advance for the fast response. It is really crucial to my students and to the other teachers.
And others are not, some of us are speaking (too) freely about it, without paying attention to what they really say. Some of us know how to restrain because we know that these feelings are malicious.
In the end we decided just to take the picture and place it as the logo. It seems nice and it may make the user more curious, so that he will go to your page. Tell me if you do not agree with me!