Patrick Maynard Stuart Blackett (November 18th 1897 - July 13rd 1974), Baron Blackett, was a experimentative Physicien British. He accepted the Nobel Prize of physics in 1948 for his work on the cosmic rays after having been prize winner of the royal Médaille in 1940. He was also prize winner of the Médaille Copley in 1956. Graduate of the University of Cambridge in 1921, it was named professor of physics to the Université of London in 1933 then with that of Manchester in 1937. He became president of the Royal Society in 1965 and was anobli in 1969.

At the end of the years 1940, it wrote that “the nuclear bomb was the first operation of importance in the Cold war diplomatic”, becoming thus one of the first to dispute the utility of the Nuclear bomb in the Second world war.