▁an ▁Ass istant ▁Secretary ▁of ▁State , ▁who ▁also ▁spent ▁ 1 3 ▁years ▁working ▁in ▁various ▁capac ities ▁for ▁the ▁Secret ariat ▁of ▁the ▁United ▁Nations . ▁He ▁was ▁Director ▁of ▁Research ▁and ▁Ad j unct ▁Professor ▁at ▁the ▁Long ▁Island ▁University ▁Institute ▁for ▁the ▁Study ▁of ▁International ▁Organ izations , ▁and ▁a ▁Dist ingu ished ▁Fellow ▁at ▁International ▁Security ▁Studies , ▁Y ale ▁University . ▁ ▁State ▁Department ▁Career ▁( 1 9 7 3 – 7 4 ) ▁ ▁Following ▁his ▁service ▁in ▁the ▁US ▁Army ▁during ▁the ▁second ▁world ▁war , ▁S utter lin ▁joined ▁the ▁foreign ▁service . ▁ ▁He ▁served ▁under ▁President ▁Richard ▁N ixon ▁as ▁Director ▁of ▁Policy ▁Pl anning ▁in ▁the ▁United ▁States ▁Department ▁of ▁State ▁from ▁September ▁ 4 , ▁ 1 9 7 3 ▁to ▁October ▁ 1 5 , ▁ 1 9 7 3 , ▁with ▁the ▁title ▁of ▁Director ▁of ▁the ▁Pl anning ▁and ▁Co ord ination ▁Staff , ▁and ▁with ▁rank ▁equivalent ▁to ▁an ▁Ass istant ▁Secretary ▁of ▁State . ▁He ▁was ▁then ▁Ins pect or ▁General ▁of ▁the ▁Department ▁of ▁State ▁from ▁October ▁ 1 5 , ▁ 1 9 7 3 ▁to ▁August ▁ 3 1 , ▁ 1 9 7 4 . ▁ ▁United ▁Nations ▁S utter lin ▁spent ▁ 1 3 ▁years ▁working ▁in ▁various ▁capac ities ▁for ▁the ▁Secret ariat ▁of ▁the ▁United ▁Nations , ▁has ▁author ed ▁and ▁co - author ed ▁several ▁UN - th emed ▁books , ▁and ▁has ▁worked ▁closely ▁with ▁former