“…Therapeutic treatments that are perceived as intrinsically satisfying tend to be rated as being more likely to be effective, so there is a confound between the expectancy of success and the intrinsic value of the treatment. Several studies have shown that motivational variables, namely dispositional optimism (Geers, Wellman, Fowler, Helfer, & France, ), gratitude (Geraghty, Wood, & Hyland, ) and the intrinsic satisfaction of the therapy and effort, are important contributors to outcome and that the effect of expectancy is mediated through these motivational variables (Gaitan‐Sierra & Hyland, , ). Previous studies demonstrating motivational concordance have not used clinical populations.…”