アフリカ史
The next year, he married Janet Adam Smith, critic, anthologist, and fellow mountaineer; they lived in Fern Avenue, Jesmond, Newcastle upon Tyne. In 1939 they went to Penrith in Cumberland when the school was evacuated there. There they briefly shared a house with the poet Kathleen Raine. Together, they had four children: Andrew Roberts, Professor of the History of Africa at the University of London, born 1937; Henrietta Dombey, Professor of Literacy in Primary Education at the University of Brighton, born 1939; Adam Roberts, Professor of International Relations at Oxford University, born 1940; and John Roberts, writer on energy issues and Middle East politics, born 1947.