Explores relations between political orientation and cognitive style among Israeli university students. Finds that intolerance of ambiguity contributed significantly to political orientation and that the political Left showed more complex cognitive styles than the Right. Notes implications for testing competing hypotheses about cognitive style and…

Comments on discussions of statistical significance testing in this special issue, placing the articles in the context of contemporary research literature. Empirical evidence is cited that suggests that the American Psychological Association's policy of encouraging effect size reporting has had no appreciable effect on the research literature.…

Surveys introductory business and economics statistics textbooks and finds that they differ over the best way to explain one-tailed hypothesis tests: the simple null-hypothesis approach or the composite null-hypothesis approach. Argues that the composite null-hypothesis approach contains methodological shortcomings that make it more difficult for…

Compares the perceptions of Malaysians and Australians for four Web site design characteristics--atmospherics, news stories, signs, and products and services--as part of the integrated Internet marketing model. Hypothesizes that the predominant culture is not generalized to another culture, discusses validity and reliability, and suggest further…

Presents a study of the spontaneous pre-sentential negations of preschool English-speaking children that supports the hypothesis that child English nonanaphoric pre-sentential negation is a form of metalinguistic exclamatory sentence negation. A detailed discourse analysis reveals these child negations as echoic and expressive of objection and…

Discussion of telecommuting motivations and constraints focuses on a study that analyzed differences in variables due to gender, occupation, and presence of children for 583 employees of the city of San Diego. Research hypotheses are discussed, and implications for forming policies to support telecommuting are suggested. (Author/LRW)

Describes an activity in which the students examine gender differences in smiling, using individual yearbook photos as a data set. Explains that the activity provides a means for reviewing null and alternative testing, operational definitions, interpretation of results, and external validity. Addresses the activity evaluation. (CMK)

Describes an activity for introductory research methods in which students form a hypothesis regarding a personality difference between Captain Kirk from the original "Star Trek" and Captain Picard from "Star Trek: The Next Generation" and then empirically test the hypothesis by observation of operationally defined behaviors.…

This article examines the interrelations between establishment of territorial quality certification systems (Protected Designations of Origin or PDOs), diffusion of innovations through local agro-food chains, and the role of the institutions overseeing geographical designations. Empirical analysis is applied to olive oil PDOs in Spain and entails…

Latent growth curve modeling provides a powerful and flexible tool for researchers to study individual differences in change as well as the correlates and predictors of change. Recent developments in estimation and hypothesis testing procedures are largely based on confirmatory structural equation approaches. In this article, an alternative…

The double-deficit hypothesis of developmental dyslexia proposes that deficits in phonological processing and naming speed represent independent sources of dysfunction in dyslexia. The present article is a review of the evidence for the double-deficit hypothesis, including a discussion of recent findings related to the hypothesis. Studies in this…

In business school environments, teamwork often factors into discussions about effective pedagogy. However, leadership of classroom teams has attracted virtually no attention from scholars. How teams should be led in the classroom and what kinds of outcomes different types of team leaders produce remain underdeveloped areas of inquiry. In this…

Studies of criminal careers reveal several possible factors associated with persistent offending. This analysis examines the part that criminal justice system involvement plays in persistent offending. Seven waves of data collected on 153 boys as part of the Iowa Youth and Families Project were used to test a structural equation model…

Drawing from attitude-behavior research tradition, this study used a national probabilistic sample of the Spanish adult population (N = 2,432) to test hypotheses regarding correlates of public attitudes toward reporting partner violence against women, and the relationship between attitudes toward reporting and actual reporting behavior. Results…

The cognitive profiles of 161 gifted children--those with a Full Scale, Verbal, and/or Performance IQ of 130 or higher on the Wechsler Intelligence Scale for Children, Third Edition (WISC-III; Wechsler, 1991)--were examined. It was hypothesized that this population of very intelligent children would demonstrate much larger Verbal-Performance…