▁began ▁in ▁ 1 9 4 8 ▁at ▁the ▁Esc uela ▁Nacional ▁de ▁Ar tes ▁Gr á f icas . ▁He ▁also ▁taught ▁at ▁the ▁Esc uela ▁Nacional ▁de ▁Edu c adores ▁and ▁worked ▁as ▁a ▁super visor ▁of ▁art ▁education ▁with ▁IN BA . ▁In ▁ 1 9 5 5 , ▁he ▁was ▁a ▁member ▁of ▁the ▁executive ▁committee ▁of ▁the ▁S ind ic ato ▁Nacional ▁de ▁Tra b aj adores ▁en ▁Edu ca ción , ▁a ▁teachers ’ ▁union . ▁ ▁When ▁L ugo ▁arrived ▁to ▁Mexico ▁City ▁in ▁the ▁ 1 9 4 0 s , ▁the ▁Mexican ▁m ural ism ▁movement ▁with ▁artists ▁such ▁as ▁Diego ▁River a , ▁David ▁Alf aro ▁S ique iros ▁and ▁Leopold o ▁Mé nd ez ▁domin ated ▁the ▁art ▁scene , ▁closing ▁opportunity ▁to ▁many ▁younger ▁artists , ▁L ugo ▁included . ▁L ugo ▁identified ▁with ▁the ▁a est het ics ▁of ▁the ▁movement ▁but ▁not ▁such ▁much ▁its ▁political ▁bent . ▁In ▁graphics ▁L ugo ▁respect ed ▁the ▁dominant ▁artists ▁in ▁Mexico , ▁especially ▁those ▁of ▁the ▁T aller ▁de ▁Gr á fica ▁Popular ▁but ▁did ▁not ▁join . ▁Instead , ▁he ▁helped ▁to ▁found ▁new ▁organization ▁called ▁the ▁Soci edad ▁Mex icana ▁de ▁Grab adores ▁in ▁ 1 9 4 7 . ▁This ▁group ▁expl ored ▁topics ▁outside ▁politics ▁without ▁ex cluding ▁it . ▁He ▁also ▁helped ▁to ▁found ▁new ▁organizations ▁to ▁promote ▁new ▁artists ▁such ▁as ▁the ▁Soci edad ▁para ▁el ▁Imp ul so ▁de ▁las ▁Ar tes ▁Pl ást