▁Ad rian ▁Frederick ▁Joseph ▁Jack ▁( born ▁ 1 6 ▁March ▁ 1 9 4 3 , ▁in ▁England ) ▁is ▁a ▁British ▁Compos er . ▁ ▁Biography ▁▁ ▁Ad rian ▁Jack ▁was ▁born ▁on ▁ 1 6 ▁March ▁ 1 9 4 3 , ▁in ▁D atch et , ▁near ▁Sl ough , ▁Buck ingham shire , ▁England . ▁He ▁was ▁educated ▁at ▁Mer chant ▁T ay l ors ' ▁School , ▁North wood ▁( 1 9 5 4 – 6 0 ), ▁and ▁the ▁Royal ▁College ▁of ▁Music , ▁London ▁( 1 9 6 1 – 6 4 ), ▁where ▁he ▁studied ▁composition ▁with ▁Peter ▁R ac ine ▁Fr icker , ▁fug ue ▁and ▁orch estr ation ▁with ▁Gordon ▁Jacob , ▁piano ▁with ▁Anton y ▁Hop kins ▁and ▁organ ▁with ▁John ▁Bir ch . ▁From ▁ 1 9 6 7 ▁to ▁ 1 9 6 9 ▁he ▁studied ▁composition ▁and ▁electronic ▁music ▁with ▁W łod z im ierz ▁K oto ński ▁at ▁the ▁State ▁High er ▁School ▁of ▁Music ▁in ▁Wars aw , ▁Poland . ▁ ▁Jack ▁started ▁compos ing ▁at ▁the ▁age ▁of ▁ 1 3 . ▁He ▁later ▁studied ▁at ▁the ▁Royal ▁College ▁of ▁Music . ▁The ▁main ▁conscious ▁influence ▁at ▁that ▁time ▁was ▁Mess ia en . ▁H ear ing ▁Bou lez ' s ▁" Le ▁mar te au ▁sans ▁ma it re " ▁brought ▁a ▁new ▁at onal ▁complexity ▁to ▁his ▁music , ▁replaced ▁by ▁an ▁aust ere ▁par ing - down ▁following ▁his ▁discovery ▁of ▁Ed