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Full-Text Articles in Other Psychology

Superior Episodic Memory Is Associated With Interhemispheric Processing, Ruth E. Propper, Stephen D. Christman Oct 2001

Superior Episodic Memory Is Associated With Interhemispheric Processing, Ruth E. Propper, Stephen D. Christman

Department of Psychology Faculty Scholarship and Creative Works

The dependence of episodic memories on interhemispheric processing was tested. In Experiment 1, positive familial sinistrality (FS+; e.g., the presence of left-handed relatives) was associated with superior episodic memory and inferior implicit memory in comparison with negative familial sinistrality (i.e., FS-). This reflected a greater degree of interhemispheric interaction in FS+ participants, which was hypothesized as facilitating episodic memory. In Experiment 2, the authors directly manipulated inter- versus intrahemispheric processing using tests of episodic (recognition) and semantic (lexical decision) memory in which letter strings were presented twice within trial blocks. Semantic memory was superior when the 2nd presentation went to …


The Utility Of Psychological Research To Aid And Abet Violence: Terrorist Talent Scouts And The Selection And Management Of Youthful Terrorists, Ibpp Editor Jun 2001

The Utility Of Psychological Research To Aid And Abet Violence: Terrorist Talent Scouts And The Selection And Management Of Youthful Terrorists, Ibpp Editor

International Bulletin of Political Psychology

This article identities the political implications of psychological research intended to prevent or minimize youthful violence. The article then focuses on how this research can be used to help select and manage youthful terrorists.


Stock Optimizing In Choice When Toke Deposit Is The Operant, Abdulrazaq Imam, J Widholm, A Silberberg, S Hursh, F Warren-Boulton Dec 2000

Stock Optimizing In Choice When Toke Deposit Is The Operant, Abdulrazaq Imam, J Widholm, A Silberberg, S Hursh, F Warren-Boulton

Abdulrazaq A. Imam

Each of 2 monkeys typically earned their daily food ration by depositing tokens in one of two slots. Tokens deposited in one slot dropped into a bin where they were kept (token kept). Deposits to a second slot dropped into a bin where they could be obtained again (token returned). In Experiment 1, a fixed-ratio (FR) 5 schedule that provided two food pellets was associated with each slot. Both monkeys preferred the token-returned slot. In Experiment 2, both subjects chose between unequal FR schedules with the token-returned slot always associated with the leaner schedule. When the FRs were 2 versus …


Speed Contingencies, Number Of Stimulus Presentations, And The Nodality Effect In Equivalence Class Formation, Abdulrazaq A. Imam Dec 2000

Speed Contingencies, Number Of Stimulus Presentations, And The Nodality Effect In Equivalence Class Formation, Abdulrazaq A. Imam

Abdulrazaq A. Imam

Rats worked under a fixed-ratio (FR) 45 schedule of reinforcement during 4-hr long sessions either in 16 15-min work periods (2 rats in Exps 1 and 3) or in a single work period (3 rats in Exps 2 and 4) while receiving varying amounts of external food. In Exps 1 and 2, a fixed amount of external food was provided in different conditions, whereas in Exps 3 and 4, both earned and total food intake were fixed to a daily maximum. Consumption and responding decreased with availability compared to nonavailability of external food and systematically declined with increasing amounts of …