▁and ▁Ny as aland . ▁Three ▁volumes - ▁The ▁B irth ▁of ▁a ▁D ile m ma ▁( 1 9 5 8 ), ▁The ▁Two ▁Nations , ▁and ▁The ▁Year ▁of ▁Dec ision ▁( the ▁second ▁undert aken ▁by ▁a ▁junior ▁colle ague , ▁but ▁the ▁first ▁and ▁third ▁by ▁Mason )- ▁resulted ▁from ▁this ▁research . ▁By ▁ 1 9 5 8 , ▁his ▁position ▁at ▁Ch ath am ▁House ▁translated ▁into ▁director ship ▁of ▁the ▁independent ▁UK ▁Institute ▁of ▁Race ▁Rel ations ; ▁during ▁this ▁time , ▁Mason ▁focused ▁on ▁Latin ▁America , ▁producing ▁Pattern s ▁in ▁Domin ance ▁( 1 9 7 0 ), ▁the ▁last ▁book ▁he ▁wrote ▁before ▁ret iring ▁in ▁ 1 9 6 9 . ▁ ▁Mason ▁was ▁strongly ▁influenced ▁by ▁Oct ave ▁Mann oni ' s ▁use ▁of ▁The ▁Temp est ▁to ▁ill uminate ▁the ▁colonial ▁situation - ▁Pro s per o ▁as ▁imperial ist - ▁and ▁in ▁his ▁own ▁book ▁of ▁ 1 9 6 2 , ▁Pro s per o ' s ▁Magic : ▁Some ▁Th ought s ▁on ▁Race ▁and ▁Col our , ▁he ▁extended ▁Mann oni ' s ▁symbol ism ▁to ▁cover ▁the ▁Third ▁World ▁in ▁general , ▁not ing ▁how ▁" in ▁my ▁country ▁until ▁a ▁generation ▁ago ▁we ▁liked ▁Pro s per o ... some ▁of ▁us ▁are ▁beginning ▁not ▁to ▁like ▁him ". ▁ ▁Mar riage ▁and ▁later ▁life ▁In ▁ret irement , ▁Mason ▁wrote ▁nine ▁more ▁books , ▁before ▁enc ro aching ▁blind ness ▁ended ▁his ▁literary