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Some applications of applied behavioral analysis as devised by Ole Ivar Lovaas used aversives such as electric shocks to modify undesirable behavior in their initial use in the 1970 s .
 person: Ole Ivar Lovaas
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: location, person, organization 
Text: {0} 
Answer:
 person: Ole Ivar Lovaas