text: Facial Action Coding System would be useful in classrooms for a plethora of reasons. For one, it would recgonize if students were straying away from the lesson, and it would pull them back in. Also, the technology would be able to detect negative emotions within a student which could be presented to the teacher so they could help the student. Finally, the technology would be able to inform students on how to recognize emotions of people and could teach them all of the science and technological aspects of the sofware. This innovative facial technology could help students a trememdous amount in the classroom.    To the Principal,