The 42 plaques around the inner courtyard honour renowned earthscientists. The top row was mounted when the buildingwas constructed around 1915, the bottom row added in2009 during its refurbishment.The scientists represented here had a significant impacton research and teaching. They shared a relationship withnature and the world, whether in improving or exploitingit.Some of them prepared the ground for colonialism by scientificallylegitimising racial theories, defending the slave tradeor deriving personal benefit from colonial endeavours.Others, for their part, spoke out against colonialism or the slave trade.Many, however, shared a sense of the superiority of Westerncivilisation over non-European regions, emphasisingthe role of Western culture in missionising and educating“primitive” communities or benefitting personally fromthe practices of colonialist exploitation.