Dido (singer) was born on Christmas Day, she also celebrates an "official birthday" on 25 June, following the example of Paddington Bear. Her mother, Clare (née Collins), is a poet of French ancestry, and her father, William O'Malley Armstrong (1938–2006), was an Irish publisher and former managing director of Sidgwick & Jackson. Her elder brother, Rowland Constantine O'Malley Armstrong, is better known as record producer Rollo, part of the British electronica trio Faithless. Despite their birth names, the pair were known from childhood by the names Dido and Rollo and Dido considers this as her real name, and not simply a stage
John Rollo on a form of elephantiasis known as "Barbados leg". In 1786 he published "Observations on the Acute Dysentery". In 1797 Rollo printed at Deptford "Notes of a Diabetic Case", which described the improvement of an officer with diabetes who was placed on a meat diet. He was the first to take Matthew Dobson's discovery of glycosuria in diabetes mellitus and apply it to managing metabolism. By means of Dobson's testing procedure (for glucose in the urine) Rollo worked out a diet that had success for what is now called type 2 diabetes. The addition of the term "mellitus", distinguishing the