Preschoolers use information from interventions, namely intentional actions, to make causal inferences. We asked whether children consider some interventions to be more informative than others based on two components of an actor's knowledge state: whether an actor "possesses" causal knowledge, and whether an actor is allowed to "use" their…

Uses clinical case studies showing autistic children's fascination with and understanding of machines, family studies focusing on occupations of fathers and grandfathers of children with autism or Asperger Syndrome, and experimental evidence using picture-sequencing methods to identify physical or intentional causality to show that children with…

Two cause indicator models were formulated to link items of the Home Observation for Measurement of the Environment--Short Form to the Peabody Picture Vocabulary Test--Revised. These models were tested with data from the National Longitudinal Survey of Youth (506 and 345 children), and a final model was developed. (SLD)