How do you react when you find an email in your inbox containing someone threatening to kill people? Do you think it’s a free ride? Do you throw everyone out of the building? Do you call the police? Sabine Kreutzer chooses the latter. “I am serious but not excited. When I read an email like this, I am not an expert. Then I immediately inform the police,” says the principal of the Marie Kahle Comprehensive School in Bonn.
