Frontal electroencephalographic (EEG) alpha asymmetry is widely researched in studies of
emotion, motivation, and psychopathology, yet it is a metric that has been quantified and
analyzed using diverse procedures, and diversity in procedures muddles cross-study
interpretation. The aim of this article is to provide an updated tutorial for EEG alpha
asymmetry recording, processing, analysis, and interpretation, with an eye towards
improving consistency of results across studies. First, a brief background in alpha asymmetry�…