I. The fraction of (a) seizure-free subjects and (b) subjects with clinically meaningful, i.e. ≥ 90% or ≥ 50 reduction of seizure frequency, II. Changes of the subjective perception of disability as indicated by Subjective Handicap of Epilepsy Scale (SHE), III. Changes of seizure self-efficacy as indicated by Multidimensional Health Locus of Control (M-HLOC), Form C and Epilepsy Self-Efficacy Scale (ESES), IV. Changes in common psychopathologic comorbidities and stress as indicated by (a) Neurological Disorders Depression Inventory in Epilepsy (NDDI-E), (b) State Trait Anxiety Inventory (STAI), (c) Profile of Mood States (POMS brief), and (d) Perceived Stress Scale (PSS), V. Changes in quality of life as indicated by (a) Quality of Life in Epilepsy (QOLIE-89), (b) individually identified descriptors of various domains of life and (c) individually identified epilepsy-related distresses. Continuous measures (aims I and III b) will be obtained during months 9 and 10 after initial subject enrollment. All other measures will be obtained at the end of month 10.