Lecture in Geography, read 5 June 2018 at the British Academy in London. Meric S. Gertler, Fellow of the Academy.
The Lecture is available online from the British Academy.
Citation: Journal of the British Academy, 6, 239–258. DOI https://doi.org/10.5871/jba/006.239 Posted 23 November 2018. © The British Academy 2018
