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What would happen if we wrote an Abstract that was the exact opposite of what the paper described? This is a bad idea, but it makes us think more carefully than usual about properties of Abstracts. This paper describes BadIdeas, a collection of techniques that uses ‘bad’ or ‘silly’ ideas to inspire creativity, explore design domains and teach critical(More)
Previous research has shown that performance on problem solving improves over a period of sleep, as compared with wakefulness. However, these studies have not determined whether sleep is beneficial for problem solving or whether sleep merely mitigates against interference due to an interruption to solution attempts. Sleep-dependent improvements have been(More)
Bystander apathy is a long established phenomenon in social psychology which has yet to be translated into practical strategies for increasing bystander intervention. This paper argues that the traditional paradigm is hampered by a focus on the physical co-presence of others rather than an analysis of the social meanings inherent in (non) intervention. The(More)
We describe the application of ethnography and experimentation to the specification and evaluation of a browser to support collaborative sharing of photographs in family contexts. In an extension of this mixed-method approach, we adopted an ethnographic stance to the posthoc analysis of couples’ interactions recorded during the experimental studies. The(More)