Research from the University of Bologna in Italy find that in a group of 29 subjects with major depression who had not been helped by antidepressants, those who were given an 8-week course on Mindfulness Based Cognitive Therapy improved significantly more on tests of depression and well-being than did people given a course of psychoeducation-as-usual for eight weeks.
Chiesa, A., Mandelli, L., Serretti, A., “Mindfulness-Based Cognitive Therapy Versus Psycho-Education for Patients with Major Depression Who Did Not Achieve Remission Following Antidepressant Treatment: A Preliminary Analysis.” Journal of Alternative and Complementary Medicine. Online July 13, 2012.