Saisto et al. - expectant mothers that did not transition to their specific demands of motherhood and indulged n negative thinking patterns had increased depressive symptoms
Increase credibility as supports Becks explanation
Practical application - CBT & REBT
CBT = most effective form of psychotherapy
March et al. - cbt as effective as antidepressants when treating depression
Long-term benefits = reduce relapse + improve productivity for economy