>Notably, only 47 subjects were involved in this study, but the authors argue that, because they employed Q methodology, an approach to investigating divergent perspectives on subjective topics using sorting, statistic, and factor analysis, the small sample size is sufficient to reveal solid patterns.<p>I presume next step would be R or S technology, that will need only 5 people (the 5 co-authors themselves) to attribute statistical evidence to anything related to small groups such as Americans 18 to 32.