Ask anyone, and they’ll tell you the iPod has changed the music industry. What they may not tell you is the more obscure, yet similarly profound, impact it’s having on the lives of the elderly suffering from dementia. Experimentation with iPods and memory began when Dan Cohen, a social worker from Long Island, N.Y., distributed 200 iPods to four local nursing homes in 2008. “I knew music was the number one activity in nursing homes, so I asked if we could see if there would be any added value if we personalized it,” Cohen told Mashable. Read the full story at Mashable.