The Digital Universe in 2020 (December 2012) Extracting Value from Chaos (June 2011) The Digital Universe Decade – Are You Ready? (May 2010) As the Economy Contracts, the Digital Universe Expands (May 2009) The Diverse and Exploding Digital Universe (March 2008) The Expanding Digital Universe (March 2007) 混沌から価値を引き出す (June 2011) 膨張するデジタルユニバース (March 2007)