The exact number of visits will depend on the degree of illness and the speed of recovery. Euthymia Testing will be completed after achieving two (2) weeks of Ham-17 ratings less then 7, which will include the following assessments: CVLT, CFQ, MOS, Sub-syndromal Scale, COPE, SAS-R, NEO-PI-R and the "Mood Induction". Annual (on subjects' entry into the study) Testing will be completed; at which time a repeat of the initial assessments will be done. The duration of this study is two years with a possible extension of two more years if the subjects has completed the study requirements and are interested in continuing their participation. Each subject will be asked to complete the final visit(s), which would include a repeat of the initial assessments and a MRI.