According to the prize website, “The ground-breaking chemical engineer Dr. Robert Langer has been awarded the QEPrize for his revolutionary advances and leadership in engineering at the interface with chemistry and medicine.
"Dr. Langer was the first person to engineer polymers to control the delivery of large molecular weight drugs for the treatment of diseases such as cancer and mental illness. Over 2 billion lives have been improved worldwide by the technologies that Dr Langer’s lab has created.”
The monarch presented Langer with the 1 million pound award in the Throne Room in Buckingham Palace. Also present were Prince Philip, Prince Andrew, Princess Anne and the queen's granddaughter Princess Eugenie.