This chapter reviews the historical and current trends in the study of therapist effects. We
discuss statistical methods for investigating therapist effects, with a primary focus and …

A scheme is proposed for determining when a psychological treatment for a specific problem
or disorder may be considered to be established in efficacy or to be possibly efficacious. The …

Most theories and hypotheses in psychology are verbal in nature, yet their evaluation
overwhelmingly relies on inferential statistical procedures. The validity of the move from …

This chapter sets out the current status of the evidence-base for the efficacy and
effectiveness of psychological therapies. First, methods for eliciting and synthesizing …

last reviewed in the Handbook of Social Psychology (Kenny, 1985), there have been many
important advances in data-analytic methods designed to address problems specific to the …

Objectives: To discuss methods of preservation of treatment fidelity in health behavior
change trials conducted in public health contexts. Methods: The treatment fidelity framework …

The Great Psychotherapy Debate Page 1 Page 2 The Great Psychotherapy Debate Models,
Methods, and Findings Page 3 Page 4 The Great Psychotherapy Debate Models, Methods …

Die zweite Auflage des Titels" The Great Psychotherapy Debate" von Bruce E. Wampold und
Zac E. Imel liegt nun in der deutschsprachigen Adaption von Christoph Flückiger vor. Das …

Adequate reporting of randomized, controlled trials (RCTs) is necessary to allow accurate
critical appraisal of the validity and applicability of the results. The CONSORT (Consolidated …

This meta-analysis tested the Dodo bird conjecture, which states that when psychotherapies
intended to be therapeutic are compared, the true differences among all such treatments are …