This article presents a computational framework for understanding how media information about environmental problems influences cognition, emotion, and behaviour. The theoretical assumptions are formally specified and implemented in the computer model ITERA (Intuitive Thinking in Environmental Risk Appraisal) using a constraint satisfaction network. The model

This paper proposes an alternative approach to the traditional method of assessing the ‘fitness for use ’ of spatial data. It begins by examining the shortcomings of the traditional standards-based approach and explains how an alternative

Addressing climate change: Psychology’s contribution

This article reports on a study of how scientific knowledge about genetically modified (GM) food flows to the American public, focusing on language and message genres in the scientific literature, newspapers, and popular magazines. A comprehensive search of these literatures from 1992 to 2002 revealed a publishing pattern of scientific communication that contrasted with that found in the lay press. Examination of this difference led researchers to a scientific study on the effect of GM corn pollen on the Monarch butterfly. The case study of the discourse surrounding this event demonstrates how press releases affect what is published in the popular press. The role of this event in generating subtle repercussions in the perceptions of U.S. consumers, similar to the ripple effects found in Kasperson’s social amplification of risk theory, is analyzed and reported.

of the authors, are independent of Government and do not constitute Government policy.

Abstract not found

Paul Slovic is president of Decision Research and a professor of psychology at the

ii ABSTRACT........................................................................................................................................................III CHAPTER 1: A HISTORY OF THE OPEN SOURCE MOVEMENT.......................................................1

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