Professor Leucht will provide a discussion of the following topics: * Introduction to meta-analysis * Network meta-analysis of antipsychotic drugs * Antipsychotic drugs versus active placebo * Psychiatric drugs vs general medicine and vs psychotherapy * CBT for schizophrenia * Treatment of primary negative symptoms with antipsychotics * Effects of baseline severity * Time course of antipsychotic drug effect * Optimum doses of antipsychotics * Side-effects and Shared Decision Making