About: http://webisa.webdatacommons.org/377094663

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	During the 1960's and 70's, the use of reinforcement, called behavior modification, became very popular with psychologists, especially in schools and with the mentally or emotionally handicapped.
http://www.w3.org/ns/prov#wasQuotedFrom	readbag.com