]> 2012-05-28T00:45:52-04:00 Chris Hanson Chris Hanson Chris Hanson Using dependency tracking to provide explanations for policy management Data-purpose algebra: modeling data usage policies Transparent accountable data mining: new strategies for privacy protection James A. Hendler Deborah L. McGuinness Coauthor Author Policy Provenance Computer science Tag Name Last name File:Anonymous.png Image First name Massachusetts Institute of Technology Affiliation Person