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The use of this technology to read the emotional expression of students in a classrooom is valuable because everyday you can tell how the person in a class is feeling. In the article it says," In fact, we human perform this same impressive "calculation" everyday . For instance you can probaly tell ow a friend is feeling simply by look on her face." Dr. Paul Eckman is a pyschologist who created FAACS (Facial Action Coding System.)

A quote in the article is ,"Eckman ha classified six basic emotion-happiness, suprise, anger, disgust,fear,and sadness-and then associated each with characteric movements of the fasical muscles."

In the class would see if a student is shocked when a teacher says something shock thier eyebrowns will raise up. In article it's says,''For example your frontails muscle (above your eyes) raises your eyebrows when you're suprised."

Another reason the use of this technology to read the emotional expression of students in a classrooom is valuable because the computer knows when human are confused. In the article it says,"A classrom computer could recognize when a student is becoming confused or bored or,"Dr. Huang predicts, Then it could modify the lesson, like an efective human instructor."The same technology can make computer-animated face more expessive- for video games or video surgery."Most human communication is nonverbal,including emotional communication,"" notes Dr. Huang."So computers need to understand that, too."

The Last Reason The use of this technology to read the emotional expression of students in a classrooom is valuable because compuers know your expression of your emotion. In the article it says,"The facial expression for each emotions for each motion observes Dr. Huang,"even though individuals often show varying degrees of expression.

Also It says your lab partners may know how you feeling. In the article it says," that there is a differnce between a genuine smile and a force smile." It also says in the article that in the real smiole,the zygomatic major(muscles that begin at your cheek boones) lift the cornes of your moth.

Score: 2