Activity timeline
January 25, 2010
February 18, 2009
Jannis added Democratizing Innovation to his library.
February 15, 2009
Jannis added Marke Eigenbau to his library.
Jannis added Wikinomics to his library.
October 9, 2008
Jannis added Worldchanging to his library.
August 26, 2008
Jannis added Designing Interactions to his library.
Jannis added Handbuch der Mediengeschichte. to his library.
August 13, 2008
Jannis added The Big Switch to his library.
August 11, 2008
