Stickers with their pictures and the caption “Piss off to Berlin” plastered light-poles near campus. On social media, someone declared a desire to “hunt them down.”

Further disheartened by what they say was a lack of support from colleagues, the principal and local administrators, Nickel and Teske announced when the academic year ended two weeks ago that they were leaving the school and the town located 116 kilometers […] southeast of Berlin.