Due to this upbringing, he learned and spoke his mother tongue of Twi and the Accra language Ga.[1] Bediako was raised in a Christian home, the grandson of a Presbyterian catechist and evangelist, and received his secondary education in the Mfantsi-pim School, Cape Coast, originally founded as part of a British Methodist mission.

However, he later became an atheist through French existentialist influences and pursue masters and doctoral degrees in the University of Bordeaux on African francophone literature.

[1] Bediako later became the first rector of the Akrofi-Christaller Institute for Theology, Mission and Culture, a university dedicated to the study and the documentation of Christian history, thought, and life in Ghana and, more broadly, in Africa.

[4] His other works have tended to emphasize questions related to the encounter between Christianity and an indigenous religious context, especially as found in Africa.

[5] Furthermore, mindful of his linguistic background, Bediako was an advocate for the role of vernacular language on the development of Christian theology.