Why do people use social media platforms? Silly question. Or, it would be silly to claim an answer. If I really want to know why people use social media, I'd better find and tell individual stories about how individual people really use social media. And I'd better resist the temptation of premature generalization. On LinkedIn, I like that I can keep up with the latest published work of my old friend, Ian. That's it --- that's the story. One case story of why I use. Cancer Risk Declines in Old Age, New MSK Research Helps Explain Why, by Ian Demsky, 12/4/24