"Gus was appointed to the Board of Trustees in September 2016. He has pursued a varied career as an academic (he has a PhD in African history), is a trustee of the National Portrait Gallery, a curator and presenter. Gus has worked on major projects at the British Museum in interpretation and education. He is also a consultant to the Tate (he advised on the Artist and Empire exhibition) and co-curated the British Library’s biggest ever exhibition on the African intellectual tradition. Gus has broadcast extensively with the BBC and Channel 4. He is a champion of diversity in the visual arts and lectures at a number of universities."
https://www.nationaltrust.org.uk/documents/meet-the-board-of-trustees.pdf