Johnson, D. P., et al. (2011). A pilot study of loving-kindness meditation for the negative symptoms of schizophrenia. Schizophrenia research, 129(2), 137-140. To access full text, search for article in GoogleScholar, then click on researchgate.net.
Abstract. This pilot study examined loving-kindness meditation with 18 participants with schizophrenia spectrum disorders and significant negative symptoms. Findings indicate that the intervention was feasible and associated with decreased negative symptoms and increased positive emotions and psychological recovery.