Gabriella Coleman, “Phreaks, Hackers, and Trolls: The Politics of Transgression and Spectacle“, in Michael Mandiberg (ed.). The Social Media Reader, New York, New York University Press, 2012.
Also read the HACKER entry in The Johns Hopkins Encyclopedia of Digital Textuality, 2014 by E. Gabriella Coleman
And last but not least :
Gabriela Coleman, Hacker, Hoaxer, Whistleblower, Spy: The Many Faces of Anonymous, Verso, 2014.