Between October 8-10, an intensive course on clinical application of quantitative EEG (QEEG) was held at the Korea Institute of Psychophysiological Research in Seoul. The event was attended by 40 specialists. In the course of practical and master classes, the quantitative methods of EEG analysis, comparison of quantitative indicators with the normative database values and correction of their deviations using biofeedback therapy were discussed. This method helps to identify and correct deviations in the functional state of the brain. During the three-day event, everyone could train to use the equipment developed and manufactured by Neurosoft. Both hardware and software have demonstrated wide functionality and trouble-free operation.