Many professionals worry about the time commitment involved, which (if you look at celebrities who are active on social media, like Lady Gaga or Richard Branson) can be significant.

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That realization made me think about the impact that someone like Jay-Z or Lady Gaga with millions of followers could have.

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Dr. Blumenthal will never become a household name like Steve Jobs, John Lennon, Lady Di, or Elvis.

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News organizations might abhor sites like the The Huffington Post or The Drudge Report, but the First Lady of online news, Arianna Huffington, told a gathering of Brazilians on Friday that social media is actually good for journalism.

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The exhibition begins indoors, with portraits that were a shock because they captured women in the privacy of their homes, lost in reverie (Monet's "Madame Louis Joachim Gaudibert, " 1868) or engaged in quotidian rituals like removing a glove (Charles Carolus-Duran's "The Lady With the Glove, " 1869).

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So like in fiction, these some people are really a composite of a bunch of people or her cleaning lady.

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