- Robert Brown
Barrett, George (1752–1821), actuary, was the son of a farmer of Wheeler Street, a small hamlet in Surrey. At an early age he developed an aptitude for mathematics, taking a special interest in calculations relating to the duration of human life. Despite working as a schoolmaster, and subsequently as a land steward, he developed a series of life-assurance and annuity tables over a period of twenty-five years. In 1813 he was appointed actuary to the ...