What is office of public defense? The mission of the Washington State Office of Public Defense (OPD) is "to implement the constitutional and statutory guarantees of counsel and to ensure the effective and efficient delivery of indigent defense services funded by the state... .".What was the guardians office? The Guardian's Office functioned effectively as an Intelligence Bureau of the Church of Scientology, and planted members in key positions within federal government agencies, in order to obtain confidential material.What is the public guardian? Public guardian is a guardian appointed by a court and is deemed to be an officer of the court. A public guardian may be appointed as guardian for many incompetent or incapacitated persons.