Not every new idea can be a winner, and gaming has had its fair share of failed experiments. But a few are poised to return ...

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Forbes contributors publish independent expert analyses and insights. I write about physics, science, academia, and pop culture. This article is more than 10 years old. A couple of weeks ago, I listed ...

Recent enthusiasm for field experiments, and especially for natural field experiments (NFEs), in which subjects go about their daily activities unaware that any study is taking place, has sometimes ...