He is currently researching how children balance first - hand observation versus second - hand information, and how well children understand different mental states. (gse.harvard.edu)
Wall's photographs are based on first hand observations of everyday situations and incidents recalled, often reconstructed by means of what the artist calls a «cinematographic approach» rather than the decisive moment of straight photography. (museumpublicity.com)
I had first - hand observation on how cultures and subcultures effect parenting and students achievement. (voices.washingtonpost.com)