▁al ma ▁mater , ▁T CD , ▁and ▁in ▁ 1 9 6 9 ▁was ▁elected ▁a ▁Fellow ▁of ▁T CD . ▁ ▁In ▁ 1 9 7 0 ▁Spe ar man ▁published ▁the ▁book ▁Element ary ▁Part icle ▁Theory ▁( N orth ▁Holland ), ▁co - written ▁with ▁A . ▁D . ▁Martin . ▁In ▁time , ▁he ▁served ▁in ▁numerous ▁administrative ▁roles , ▁including ▁head ▁of ▁the ▁department ▁of ▁pure ▁and ▁applied ▁mathematics ▁( 1 9 6 6 – 1 9 9 1 ), ▁b urs ar ▁( 1 9 7 4 – 1 9 7 7 ), ▁and ▁vice ▁prov ost ▁( 1 9 9 1 – 1 9 9 7 ). ▁▁ ▁He ▁was ▁ ▁Vice ▁President ▁of ▁the ▁European ▁Science ▁Foundation ▁( 1 9 8 3 – 1 9 8 9 ). ▁ ▁He ▁super vised ▁three ▁Ph D s , ▁author ed ▁of ▁ 4 0 0 ▁years ▁of ▁Mathemat ics ▁at ▁T CD ▁( 1 5 9 2 – 1 9 9 2 ), ▁and ▁retired ▁in ▁ 1 9 9 7 . ▁ ▁He ▁has ▁remained ▁active ▁in ▁college ▁and ▁other ▁affairs , ▁being ▁T CD ▁pro - chan cell or ▁and ▁President ▁of ▁the ▁Royal ▁Irish ▁Academy ▁( 1 9 9 9 – 2 0 0 2 ). ▁ ▁He ▁was ▁chairman ▁of ▁the ▁European ▁Academy ' s ▁Science ▁Ad vis ory ▁Council ▁( E AS AC ) ▁( 2 0 0 4 – 2 0 0 7 ). ▁ ▁References ▁ ▁External ▁links