T. C. O'Brien

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The problem studied is the effect of a time-sharing environment on the structure of programs and on the addressing strategies which may be employed in the hardware. An account is given of some very recent developments toward reduction in the system overhead needed to facilitate time-sharing. One hardware-software scheme designed to implement this reduction(More)
Rally 'round the flag effects (J. E. Mueller, 1970) represent sudden and dramatically powerful situation-specific shifts in attitudes toward the American president. However, the extant literature has yet to fully clarify the nature of the psychological dynamics associated with this effect. These ambiguities reflect fundamental differences of opinion among(More)
Firestone & Scholl (F&S) rely on three problematic assumptions about the mind (modularity, reflexiveness, and context-insensitivity) to argue cognition does not fundamentally influence perception. We highlight evidence indicating that perception, cognition, and emotion are constructed through overlapping, distributed brain networks characterized by top-down(More)
In response to the need for development of measures to effectively control human dental caries, a postdocroral research training program in cariology has been established at the University of Minnesota School of Dentistry. This article discusses the concept of cariology, the background leading to the development of the program, and the goals and structure(More)
Students' perceptions of normative support for positive intergroup relations from teachers and school staff have been linked to a number of positive intergroup outcomes testing the effects of ethnic proportions in classrooms show evidence for positive and negative intergroup outcomes between ethnic majority and ethnic minority students simultaneously the(More)
This research tests how perceived school and peer norms predict interethnic experiences among ethnic minority and majority youth. With studies in Chile (654 nonindigenous and 244 Mapuche students, M = 11.20 and 11.31 years) and the United States (468 non-Hispanic White and 126 Latino students, M = 11.66 and 11.68 years), cross-sectional results showed that(More)
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