He is best known for developing Cadbury Dairy Milk in 1905 which would become the company's best-selling product.

He grew up in the house which is now occupied by the Woodbrooke Quaker Study Centre near Birmingham, England.

He was educated, like his brothers, at the Quaker Leighton Park School.

A Director and later Chairman of Cadburys Ltd, he was interested in the scientific and chemical aspects of the business, including standardising recipes and recording them in a book.

[1][2] The bar was a great sales success, and became the company's best-selling product by 1914.