in ▁profess ors ▁in ▁Hav ana ▁and ▁has ▁contributed ▁to ▁the ▁formation ▁of ▁several ▁gener ations ▁of ▁Cub an ▁mus icians , ▁many ▁of ▁them ▁out standing ▁instrument al ists , ▁such ▁as ▁Il mar ▁López - G av il án . ▁Al la ▁Tar án ▁has ▁worked ▁in ▁Cuba ▁as ▁viol in ▁professor ▁in ▁several ▁schools ▁in ▁the ▁provinces ▁of ▁Santa ▁Clara ▁and ▁C ien fu egos , ▁as ▁well ▁as ▁an ▁assistant ▁Con cert ino ▁at ▁the ▁Hav ana ▁Sym phony ▁Orchestra . ▁Since ▁ 1 9 7 8 ▁she ▁lives ▁in ▁Hav ana , ▁where ▁she ▁has ▁developed ▁an ▁out standing ▁effort ▁as ▁professor ▁of ▁viol in ▁at ▁the ▁National ▁School ▁of ▁Arts , ▁the ▁Manuel ▁Sa um ell ▁Conserv atory , ▁the ▁Ama de o ▁R old án ▁Conserv atory ▁and ▁the ▁Instituto ▁Super ior ▁de ▁Arte ▁( IS A ). ▁Al la ▁Tar án ▁founded ▁the ▁first ▁Children ' s ▁Sym phony ▁Orchestra ▁and ▁the ▁first ▁Vi olin ▁Ens emble ▁in ▁Cuba , ▁which ▁is ▁still ▁active . ▁She ▁received ▁the ▁Ped agog ic ▁Mer it ▁Medal ▁and ▁other ▁important ▁recogn itions ▁for ▁her ▁labor . ▁ ▁Vi olin ist ▁Oscar ▁Car rer as ▁( 1 9 4 4 - 1 9 ?) ▁studied ▁in ▁the ▁National ▁School ▁of ▁Arts ▁in ▁Hav ana , ▁Cuba , ▁and ▁joined ▁the ▁Mat anz as ▁Sym phony ▁Orchestra . ▁At ▁a ▁later ▁time , ▁he ▁studied ▁at ▁the ▁T cha ik ov sky ▁Conserv atory ▁in ▁Moscow ▁and ▁after ▁his ▁gradu