The process of planning and conducting appropriate lines of inquiry to determine the factual basis of allegations, and, if substantiated, assembling a dossier of evidence to permit a decision at a later stage as to whether formal charges of misconduct should be made against a staff member, or, whether the case should be closed.
is any person who is not the investigation subject but who cooperates with an investigation, for instance by being interviewed or by providing information. Investigation participants may be staff members cooperating pursuant to Staff Regulation 1.2 (r) and Staff Rule 1.2 (c), or non-staff and third persons who provide relevant information.
A member of the Office of Audit and Investigations (OAI) or a person authorised by OAI to conduct an investigation related to cases of allegations of wrongdoing. An investigator may also be a person authorised directly by the Secretary-General or the Administrator in certain cases, to conduct an investigation into allegations of wrongdoing.