- What random assignment does and does not doMerton S Krause
Northwestern University, USA
J Clin Psychol 59:751-66. 2003..And the causal power of the confounding variables is no less important for internal validity than the degree of confounding...
- How the psychotherapy research community must work toward measurement validity and whyMerton S Krause
Department of Psychology, Northwestern University, Evamston, IL, USA
J Clin Psychol 61:269-83. 2005..It cannot be demonstrated unless the research community reaches a conceptual consensus on MHS, a consensus that decisive psychotherapy research must await...