Dee ihe ga-aga n'ihu na paragraf a - E wezụga ịkụzi ihe, Grigsby bụ onye ndu obodo na-arụsi ọrụ ike. Ọ na-ekwu na ihe mere o ji tinye aka na ya bụ na ọ rụrụ ọrụ ọnwa atọ na-akụzi nkà n'Ụlọ Ngosi America nke dị n'Ebe Ngosi Ihe Nkà Ụwa na Brussels
n'afọ 1958. Mgbe oge ya gachara ebe ahụ, ọ malitere ịmalite mmemme nka n'ebe ndị a na-atụghị anya ya, dị ka ebe a na-elekọta ụmụaka na ụlọ obibi. Ọ rụkwara ọrụ iji nye ohere maka ndị na-eto eto na-eto eto igosipụta ọrụ ha. Otu n'ime ụzọ o si mee nke a bụ site na ntọala nke COBA (Consortium of Black Artists and Others for the Arts) nke na-etinye ihe ngosi nke ọrụ sitere na ụmụ akwụkwọ ụlọ akwụkwọ sekọndrị nke etiti obodo na Phoenix kwa afọ ma na-eweta onye omenkà Africa America ama ama na mpaghara Phoenix kwa afọ abụọ n'etiti mmemme ndị ọzọ ndị obodo na-akwado. Na mgbakwunye, ọ malitere mmemme "Arts in Job Development" site na Opportunities Industrialization Center nke na-enye mmemme ọzụzụ ọrụ maka ndị na-erughị eru na United States. N'elu ọkwa mba, Grigsby so na National Art Education Association. Ọ gara nnọkọ nke abụọ ma bụrụ onye isi oche nke Kọmitii na-ahụ maka Mkpa Ndị Obere nke bụ ugbu a Kọmitii na-ahụ maka Mkpa Ọha na Ọha.