Born in London, England, into a prominent Ghanaian family, Gus Casely-Hayford attended Clayesmore School in Dorset from 1978 to 1980, and went on to gain a PhD in African History from the School of Oriental and African Studies, London University. He is the former Executive Director of Arts Strategy for Arts Council England. He was previously Director of inIVA, a London-based arts organisation with a particular emphasis on international practice, which collaborates with partner venues throughout the UK and worldwide. Prior to this he was the Director of Africa 05, the largest African arts season ever hosted in Britain, involving more than 150 cultural organisations, including the BBC. He also led the British Museum's diversity programme. He has advised the United Nations and the Canada Council, Council for Culture of the Dutch and NorwegianArts Councils, and was commissioned to develop the future audience vision for the Tate family of galleries. In 2012 he was a Jury member of the National Open Art Competition and the National Portrait Gallery's BP Portrait Award. In 2013 he was the Chair of the Caine Prize judges. He was chair of the advisory panel for the 2015 British Library exhibition and co-authored the accompanying book of the same title. He has presented an award-winning South Bank show on African art, produced a documentary on Chris Ofili for Channel 4 and presented several series on African culture for BBC World Service. He has presented Brit Art: Where to Now? for BBC Four. He was a commissioner of arts for the Greater London Authority. He lectures on world art at Sotheby's, Goldsmiths College and the University of Westminster, and is a consultant for organisations such as the United Nations, the Arts Council and the BBC. He is a Clore Fellow and is a Trustee of the National Trust, a member of English Heritage's Blue Plaque Group and a member of Tate's "Tate for All Board". He is a Judge for the Art Fund's "Museum of the Year" in 2016. He was formerly a Trustee of the National Portrait Gallery and a Council Member of Tate Britain. He also sits on the Caine Prize Council and is a spokesperson for the National Archives' Explore Your Archive programme. Casely-Hayford is a supporter of Sense International.
Personal life
He is the brother of fashion designerJoe Casely-Hayford, OBE, and of lawyer Margaret Casely-Hayford, and the grandson of J. E. Casely Hayford, the great Gold Coast thinker, writer and politician. He is married and has one daughter, and as of 2018 the family lives in Washington DC.