Salvador has more than 20 years of professional experience in environmental, water and other sustainability issues, including significant experience in the U.S.
Claudius Ptolemy was an Alexandrian mathematician, astronomer, astrologer, geographer, and music theorist who wrote about a dozen scientific treatises, three of which were important to later Byzantine, Islamic, and Western European science.
Fur trader, explorer. Born at London, England in 1745, he served in the Royal Navy before joining the Hudson's Bay Company as a mate on the sloop Churchill.
Salvatore "Mooney" Giancana was an American mobster who was boss of the Chicago Outfit from 1957 to 1966. Giancana was born in Chicago to Italian immigrant parents.