UNAT noted that the Appellant merely repeated arguments submitted before UNDT and recalled that an appellant has the burden of satisfying UNAT that the UNDT judgment was defective and must state the grounds upon which he or she relies, and that merely stating disagreement or repeating previous arguments was insufficient. UNAT held that Secretary-General’s reports and memoranda lacked the legal authority vested in properly promulgated administrative issuances. UNAT noted the relevant administrative instruction on the staff selection process (ST/AI/2010/3) was silent on the requirement for...