[2] Also active in literary and cultural fields, Agyeman-Duah has written or edited many publications, including 2014's Crucible of the Ages: Essays in Honour of Wole Soyinka at 80, a book described as "a timely volume with majestic, priceless and supreme intellectual importance", featuring contributors including Ngugi wa Thiong'o, Nadine Gordimer, Margaret Busby, Toni Morrison, Ama Ata Aidoo, Henry Louis Gates, Jr., Kwame Anthony Appiah, Ali Mazrui, Derek Walcott, Atukwei Okai, Cameron Duodu, Toyin Falola, Osei Tutu II (king of Asante), John Mahama and Thabo Mbeki.
From 2010 to 2012, he was Director of the Alliance for Africa Foundation based in Accra, an international non-governmental organization set up by the Milan City Council, Lombardy Regional Government and Expo 2015 of Italy that looked at education and infrastructure development, including feasibility of the redevelopment of the cocoa industry in Liberia.
[15] He was an advisor to the New York–based Andrew Mellon Foundation's Aluka cultural project and also co-established, through fund mobilization, a $500,000 bursary scheme at Exeter College of the University of Oxford for Ghanaian graduate scholars – the John Kufuor Fellowships.
[19][20] They also worked together on a series of public lectures delivered at the University of Oxford, at one of which Soyinka famously declared that he would tear his US Green Card into pieces should Donald Trump win the elections.
Though they failed notwithstanding support from global icons such as former Archbishop of Canterbury Rowan Williams, former Director of Liberty, Baroness Chakrabari, of Kennington, the Poet Laureate of US, Rita Dove, the Booker Prize laureate Ben Okri OBE, and the British-Jamaican poet Benjamin Zephaniah, their campaign strategies and concerns were published as May Their Shadows Never Shrink – Wole Soyinka and the Oxford Professorship of Poetry.
[22] In 2017, he was co-convenor (with SOAS) for the 55th anniversary of the Makerere Conference of African Writers in Uganda, the historic congregation in 1962 of post-colonial literary giants who, as described by Kenyan novelist Ngugi wa Thiong'o, were "united by a vision of the possibilities of a different future for Africa.
As a documentary film producer, and besides appearing on several BBC, VOA and other international programmes as an African development specialist and analyst, Agyeman-Duah was a member of the production team for the BBC and PBS TV documentaries - Into Africa and Wonders of the African World, presented by leading African-American scholar Henry Louis Gates Jr. Agyeman-Duah initiated the agreement and final production engagement for the Discovery Channel on Ghana: Presidential Tour.
Agyeman-Duah was also co-curator in 2004 (with art historian Kwaku Fosu Ansa and Myrtis Beddla) in Washington, DC, of the exhibition Ancient Traditions and Contemporary Forms.