text: By identifying human emotions we could also help the kids that are very stressed out and might just need to take a little break. It says "They even indicate the different between a genuine smile and a forced one." If some is upset in a classroom this technology should pick up right away if a person isn't feeling good or even sad. It could help teacher know what potentially could be wrong with one of her students. Another way we could find out what's on a student's mind is "to an expert, faces don't lie; there muscle clues are sometimes used to spot when a "smiling" politician or celebrity isn't being truthful." This could as well tell a teacher if a student is telling the truth or not. By having this system we could find out what's wrong with a student or even find out if there lying.