Nato nel 1944 a Anyako, Ghana. Vive a Nsukka in Nigeria.

Principali esposizioni personali: 1998: October Gallery, Londra; 1997: Hakpa, French Cultural Centre, Lagos (Nigeria); 1996: Torpedo Hall, Copenhagen; 1991: National Museum, Lagos.

Principali esposizioni collettive: 2001: "Environmental Art", Nsukka (Nigeria); "The Artist and the City", Centre for Contemporary Culture, Barcellona; 2000: "Africa's Time", Centro Atlantico Arte Moderno, La Palma, Isole Canarie; 1998: Osaka Triennale; 1996: "Seven Stories ...", Malmö Konsthall (Svezia); "An Inside Story ...", The Tokushima Museum; Himeji City Museum; Koriyama City Museum; Marugame Inokuma - Genichiro Museum; The Museum of Fine Arts, Gifu (Giappone); Avant Garde Gallery, Kaduna (Nigeria); "Africana", Sala I, Roma; 1995: Biennale di Johannesburg; "An Inside Story", Setgaya Museum, Tokyo; "Seven Stories...", Whitechapel, Londra; "Contemporary Nigerian Art", WIPO Headquarters, Ginevra; "The Right to Hope", Cairo; Amman; Gaza; Gerusalemme e Tel Aviv; "Aka '95", Bona Gallery, Enugu; Didi Museum, Lagos (Nigeria); 1994: Biennale de L'Avana (Cuba); 1992/93: "Arte Amazonas", Modern Art Museum, Rio De Janeiro; Staatliche Kunsthalle, Berlin; Ludwig Forum, Aachen (Germania); 1990/92: "Contemporary African Artists", Studio Museum in Harlem, New York; Afro-American Museum, Philadelphia; Chicago Washington Project for the Arts; Museum of African-American Artists, Boston; 1990: "Five Contemporary African Artists", Biennale di Venezia.

Principali esposizioni in programma:2002: "Environmental Art", Museum of African Art Smithsonian Institution, Washington D.C.; 2003: "Art & Recycling", Centre Pompidon, Parigi.