▁Studies ▁from ▁the ▁University ▁of ▁Minnesota . ▁In ▁ 1 9 6 8 ▁she ▁became ▁a ▁lect urer ▁in ▁the ▁Department ▁of ▁Soci ology ▁and ▁the ▁University ▁of ▁Minnesota . ▁In ▁ 1 9 6 9 ▁she ▁joined ▁the ▁University ▁of ▁Ohio ▁as ▁Ass istant ▁Professor ▁of ▁Liter ature ▁and ▁History . ▁Later ▁in ▁ 1 9 9 3 ▁she ▁obtained ▁a ▁Di pl oma ▁in ▁Diplom acy ▁in ▁K ual a ▁L ump ur ▁in ▁Malays ia . ▁Her ▁personal ▁experience ▁of ▁ra cial ▁seg reg ation ▁in ▁South ▁Africa , ▁which ▁led ▁her ▁to ▁leave ▁South ▁Africa , ▁and ▁her ▁expos ure ▁to ▁the ▁pl ight ▁of ▁African ▁Americans ▁in ▁the ▁Civil ▁Rights ▁Mov ement ▁prompt ed ▁M ab u za ▁to ▁join ▁the ▁struggle ▁for ▁the ▁em an cip ation ▁of ▁her ▁people ▁in ▁South ▁Africa ▁and ▁Africa ▁as ▁a ▁whole . ▁In ▁ 1 9 7 5 ▁she ▁joined ▁the ▁African ▁National ▁Congress ▁( AN C ) ▁and ▁moved ▁to ▁L us aka ▁in ▁Z amb ia . ▁In ▁ 1 9 7 7 ▁she ▁became ▁Editor ▁of ▁Vo ice ▁of ▁Women , ▁a ▁femin ist ▁journal ▁for ▁women ▁in ▁the ▁AN C . ▁She ▁was ▁also ▁a ▁radio ▁journalist ▁and ▁broad c aster ▁in ▁Radio ▁Fre edom , ▁which ▁was ▁the ▁AN C ' s ▁radio ▁station , ▁broadcast ing ▁from ▁Z amb ia ▁to ▁multiple ▁African ▁countries . ▁She ▁was ▁also ▁the ▁Chair person ▁of ▁the ▁AN C ' s ▁Cultural ▁Committee . ▁ ▁In ▁ 1