Twitter Year

Where can you find first-hand accounts of the Arab Spring, Japan''s nuclear disaster or the Norwegian atrocities? Thousands flouting celebrity superinjunctions? X-rated snaps of politicians? A babysitter mistaken for a cricket match? Or Darth Vader''s advice to angry US voters? The answer, of course: on Twitter.

The first of its kind, A Twitter Year distills a year of conversation, argument, revela...