[1][2] David Ainslie, who died in 1900, left £800,000[3] for the purpose of building and endowing a hospital or institution for convalescents from the Royal Infirmary of Edinburgh.

[4] The landscaping of the grounds was executed by Roland Edgar Cooper, just prior to his becoming Head Curator of the Royal Botanic Garden Edinburgh.

[8] The centre provides 4,000 m2 of space and cost £7.5 million to construct, incorporating a number of environmentally friendly features.

[10] By 2021, the 17-hectare (42-acre) campus site was proposed for sale in the late 2020s, provided funding could be obtained for replacement facilities at the Royal Edinburgh Hospital.

The value of the wooded parkland, that is open to the public, was recognised by the local NHS Lothian health board.