Roh then vowed to release the so-called Big Four powerful organizations-the national intelligence service, prosecutor' office, police department, and national tex service-from being servants of presidential interests, so that they could pursue their proper roles. the president thus thought of the depoliticization of these organizations as his mission in achieving a post-authoritarian society. further, Roh's use of e-mail to disseminate directives to his staff, in accord with the digital age, became further evidence of the departure from the authoritarian ways of the past.