The present paper is directed at presenting a series of studies that demonstrate that Puerto Ricans of diverse groups including clinical and normal samples scored different in some MMPI-2 scales of the Minnesota Multiphasic Personality Inventory fromtheir corresponding American counterparts. In one study the MMPI-2 was administered to a sample of 40 depressed inpatients (17 males and 23 females), 35 depressed outpatients (13 males and 22 females) and 141 normals (85 males and 56 females). In another study, we report the findings of a comparison between Puerto Rican and American college students. It will be argued that Puerto rican culture allows for a greater range of what could be considered deviant thinking in the united States.