Walking Shoes That Spy on Grandma

Photograph by Ronan Guillou/Getty Images

Andrew Carle delights in what he calls “nana-technology,” electronic gizmos designed to improve the quality of life for the elderly and their caregivers. For the past eight years, he’s been researching the senior-care industry at George Mason University in Fairfax, Va., where he serves as an executive-in-residence to students and faculty in the College of Health and Human Services. He’s also been advising companies that include Apple and Nintendo (7974:JP) about their devices.

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