What Happens in a Virtual World Has a Real-World Impact, a Scholar Finds

Forget the pills, hypnosis, and meditation. Losing weight or boosting self-confidence can be achieved by adopting an avatar and living in virtual reality, says Jeremy N. Bailenson, an assistant professor of communications at Stanford University.

As the director of Stanford's Virtual Human Interaction Lab, Mr. Bailenson has explored ways that online behavior spills over to the real world. People assume that, if anything, online activities emanate from offline lives. But Mr. Bailenson

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