Wɔatwerɛ nsɛm wei ɛwɔ Asante kasa mu Joseph Henry Mensah (Ahineme 31, 1928 –Kitawonsa 12, 2018) yɛ Ghanani ɔmanyɔni ne amammuo nkontaabufoɔ Ɔhyɛɛ sukuu ase wɔ Achimota School. Na ɔkɔɔ University of the Gold Coast (a seisei wɔfrɛ no University of Ghana) firi afe apem aha-nkron aduanan nnwɔtwe (1948) kɔsi 1954. Ɔkɔtoaa n'adesua so wɔ University of London de nyaa ne suapɔn abodin a edi kan, ne mmienu no wɔ "economic theory and development" nimdeɛ mu wɔ Stanford University. Afe apem aha nkron ne nan (1954) mu na ɔyɛɛ Economics mu Research Fellow wɔ University of Ghana, kosii afe apem aha-nkron 1958. 1953 mu na Mensah firii adwuma ase sɛ Assistant Inspector of Taxes berɛ a na Gold Coast da so hyɛ Eyeresi aban ase. Afe apem 1958 na Mensah kɔyɛɛ adwuma wɔ United Nations Secretariat wɔ Centre for Development Planning, Projections and Policies, wɔ New York City, a ɛwɔ Amerika. Mensah san baa Ghana wɔ afe apem aha aduosia (1961) bɛyɛɛ National Planning Commission daanonin.National Planning commission na ɛhyehyɛ san de deɛ yɛfrɛ no ɔman Seven-Year Development Plan (1963/64–1969/70).