Answer Wall, do you know how to dab?

Answer Wall, do you know how to dab?
Answer Wall, do you know how to dab?

While I sadly lack the flexibility to dab, I’m told that some librarians are more agile than I. Case in point: Carla Hayden, the Librarian of Congress, showed off her moves at a visit to the San Francisco Public Library last April: bit.ly/CH-Dab