Multifinality, equifinality, and fanning are important developmental concepts that emphasize understanding interindividual variability in trajectories over time. However, each concept implies that there are points in a developmental window where interindividual variability is more limited. We illustrate the multifinality concept under…

Professional review teams in nine Third World countries assessed a sample of children referred as probable cases (or as controls) from a door to door household survey of 1000+ children aged 3 to 9 years. Examines the criteria used by the teams in determining whether or not the children should be classified as severely mentally handicapped. (RWB)