Participants will observe the principles of EEG editing which includes learning how to identify (EOA) and muscle tension (sEMG).Those editing must understand: 1) the effect of hi and lo pass band filters. 2) the difference between eyes closed and eyes open recordings and determining the posterior dominant rhythm (PDR).3) the meaning of drowsiness artifacts. 4) How to instruct QEEG test subjects before recording. 5) The difference between reference ear lobe and mastoid montages. 6) Pulse artifact and the temples when using stretch caps. 7) The importance of waiting before beginning QEEG data acquisition.