System Metaphor is one of the key practices of Extreme Programming (XP). Unfortunately, the System Metaphor practice is poorly understood, and is the practice XP teams most commonly choose to ignore. In this paper, we provide a small collection of patterns that teams can use to develop metaphors for their systems, and for evaluating system metaphors. We hope these patterns will encourage Extrem...

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BACKGROUND Chip pan fires are responsible for 25% of fire related injury in the UK, despite government strategies to encourage safer frying. To establish the feasibility of promoting oven ready chips (fries), the residents in a materially deprived ward of London were surveyed. Sample frame: 1073 of 2145 households participating in a randomised controlled trial. RESULTS Approximately half of t...

I provide several lessons learned from running a number of conference program committees over the past decade, as well as some additional thoughts on conference organization and the reviewing process. Topics include how to deal with poor or absent reviewers, inbreeding among PC members, starting a new conference, and several other issues.