Reading the Mind in the Eyes or Reading between the Lines? Theory of Mind Predicts Collective Intelligence Equally Well Online and Face-To-Face
Scree plot comparing the variance explained by the first five factors extracted from a factor analysis of group performance on each of the groups tasks in this study, as compared to the factor structures reported in Woolley et al.'s  study.
The first factor (collective intelligence) explains over 40% of the variance in all cases, while the second factor accounts for less than half of this amount, and the remaining factors account for much less.