research Hug therapy, play therapy, healing touch, pet or dog therapy Meaning and medicine, the placebo effect. Identify the two or more disciplines that have combined forces (e.g., biology and philosophy; or chemistry, psychology, and history). Describe how and why insights from these disciplines are expected to provide better answers or better practical outcomes than would findings from one discipline alone. List the conclusions or outcomes of the project or study. Comment on the validity of the conclusions. For example, were they produced by a controlled study involving large numbers of subjects? Is there a need for further studies or replications of results? What is the reputation or credibility of the individual or group reporting the information?