Wishing A #HappyBirthday To The HashtagWhether you call it a hashtag or a pound sign, the social media symbol has been organizing conversations online for 10 years.
Bratton On NYPD Twitter Backlash: We Won't Quit Social MediaThe NYPD asked Twitter users Tuesday to share pictures of them posing with police officers using the hashtag #MyNYPD, but the responses soon turned ugly.
The Art of the Self-Mocking HashtagWCBS 880's John Metaxas had the station's weekly chat with language maven Ben Zimmer.

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