Sparks, S. D. (2018, May 11). Students Learn Less When They Sense Teacher Hostility. Retrieved May 18, 2018

Just as many students have stories of their favorite, inspirational teacher, many also can recall at least one class spent living in dread of a teacher’s acid comments. Maybe the teacher wanted to project take-no-guff sternness, or considered sarcasm the way to connect with adolescents. Regardless of the reason, those teachers may have hurt their students’ academic progress, according to a new study in the journal Communication Education. It found that students in a lecture in which the teacher was hostile performed 5 percent lower on average on a test of the content than students in a class with a …

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