About: http://webisa.webdatacommons.org/198400507

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	James Flynn has meticulously documented how over the last hundred years in many societies, including the U.S., IQ has risen to the point where approximately 30-40% of our grandparents would be considered mentally retarded.
http://www.w3.org/ns/prov#wasQuotedFrom	scienceblogs.com