Rhiannon Willis was eight years old, and on the verge of going blind, when she met Professor Peng Tee Khaw at Moorfields Eye Hospital in London. “As a child, things are black or white,” she remembers. “It’s, ‘I like you or I don’t like you,’ and with some doctors, you take a while to make up your mind. With Professor Khaw it was very clear. I thought, ‘I like you. You know what you’re doing and I trust you.’ ”
Willis, now 20, was diagnosed at the age of 2 with uveitis – inflammation of the eye – and, in spite of a series of operations, had gone blind in her left eye. Khaw’s job was to save the sight in her right one, which