Sarah Rutherford is a Kew-trained horticulturist who obtained an MA in the conservation of historic parks and gardens at York University. She later worked for English Heritage assessing sites across England for the Register of Historic Parks and Gardens, becoming Head of the Register. During this time she researched and completed her doctoral thesis on the landscapes of nineteenth-century lunatic asylums and visited many before they were closed and redeveloped. She is now an enthusiastic freelance consultant researching and writing conservation plans for parks and gardens.