There ▁was ▁John ▁Gib son , ▁a ▁producer ▁from ▁Northern ▁Ireland ▁... ▁ ▁who ▁did ▁a ▁lot ▁of ▁Car ib bean ▁plays ▁... then ▁there ▁was ▁Betty ▁Dav ies , ▁who ▁came ▁in ▁the ▁w ake ▁of ▁John ▁Gib son . ▁We ▁understood ▁some ▁people ▁in ▁the ▁BBC ▁renamed ▁her ▁' Black ▁Betty ' ▁because ▁she ▁was ▁always ▁producing ▁plays ▁with ▁black ▁actors ▁in ▁the ▁cast . ▁If ▁it ▁wasn ' t ▁for ▁people ▁like ▁them ▁we ▁wouldn ' t ▁have ▁worked .' ▁ ▁Later ▁life ▁ ▁Ret irement ▁at ▁the ▁age ▁of ▁ 6 0 , ▁as ▁the ▁rules ▁stood ▁at ▁the ▁BBC ▁in ▁ 1 9 7 7 , ▁was ▁somewhat ▁not ional ▁for ▁Dav ies . ▁She ▁continued ▁to ▁work ▁as ▁a ▁writer ▁and ▁producer , ▁providing ▁scripts ▁and ▁produ ctions ▁for ▁the ▁BBC . ▁She ▁also ▁produced ▁for ▁Capital ▁Radio ▁( Cap ital ▁London ) ▁in ▁the ▁days ▁when ▁commercial ▁radio ▁was ▁obliged ▁to ▁provide ▁public ▁service ▁broadcast ing . ▁Award ed ▁the ▁" Lond on ▁General ▁Entertainment " ▁station , ▁Capital ▁maintained ▁drama ▁and ▁dram atic ▁read ings . ▁Martin ▁Jar vis ▁was ▁among ▁the ▁voices ▁she ▁produced ▁for ▁Capital , ▁while ▁she ▁also ▁served ▁as ▁a ▁judge ▁on ▁Capital ' s ▁play writing ▁competition . ▁ ▁She ▁also ▁produced ▁Jar vis ▁in ▁an ▁un ab rid ged ▁reading ▁of ▁Charles ▁Dick ens ' ▁David ▁Co pper field ▁as ▁an ▁audio book , ▁a ▁story ▁she ▁would ▁later ▁dram at ise ▁for ▁the ▁BBC ▁The ▁Personal ▁History ▁of