Pedzisa mutsara unotevera: Kunze kwokudzidzisa, Grigsby akanga ari mutungamiriri womunzvimbomo anoshingaira. Anopa kubatanidzwa kwake kune zvaakasangana nazvo kushanda kwemwedzi mitatu achidzidzisa mifananidzo paAmerican Pavilion pa
World's Fair muBrussels muna 1958. Pashure penguva yake ikoko, akavamba kutanga mapurogiramu ounyanzvi munzvimbo dzisingafungidziriki, dzakadai senzvimbo dzokutarisira vana uye mapurojekiti edzimba. Akashandawo kupa mikana kuvanyori vaduku vechiduku kuti varatidze basa ravo. Imwe yenzira dzaakaita izvi yaive kuburikidza nekutanga kweCOBA (Consortium of Black Artists and Others for the Arts) iyo inoisa kuratidzwa kwekukoka kwebasa kubva kuvadzidzi vepakati peguta vepamusoro muPhoenix gore rega rega uye inounza muimbi ane mukurumbira wemuAfrica wemuAmerica kunharaunda yePhoenix makore maviri ega ega pakati pemamwe mapurogiramu anotsigirwa nenharaunda. Mukuwedzera akatanga chirongwa che "Arts in Job Development" kuburikidza neOpportunities Industrialization Center iyo inopa zvirongwa zvekudzidzisa basa kune vanhu vasina basa muUnited States. Panhandare yenyika, Grigsby aibatanidzwa neNational Art Education Association. Akapinda musangano wechipiri uye akanga ari Sachigaro weDare reMinority Concerns iro zvino riri Dare reMultiethnic Concerns.