Alexander Graham Bell was a scientist, inventor, and engineer. He is credited with inventing the first functional telephone. He is also credited with co-founding America's major telephone company AT&T, which has been going strong since 1885. Bell's later life was marked by his groundbreaking work in aeronautics, hydrofoils, and optical telecommunications. He was also an ardent supporter of compulsory sterilization.
David Baszucki is a Canadian-born American entrepreneur and inventor. He is credited with co-founding the Roblox Corporation, for which he also serves as the CEO. He is also credited with co-founding Knowledge Revolution, a company which was obtained by MSC Software in 1998. In 2017 and 2018, Baszucki was named one of the 100 Most Intriguing Entrepreneurs by Goldman Sachs.
Gerald Vincent Bull was a Canadian artillery expert, known for designing Project Babylon supergun for the Government of Iraq. His idea was to do away with the conventional rockets by firing satellites into orbit from a 156m-long barrel embedded inside a hill. However, his assassination within two years of the start of the project put an end to it.
Herbert Henry Dow taught chemistry before venturing into a business career. Though his first company was a failure, his work impressed investors, and he was soon able to establish Dow Chemical, which supplied low-cost bromine to the US markets. He later made auto pistons out of spare magnesium.
Willard Boyle revolutionized physics with the invention of the charge-coupled device (CCD), which also earned him, and his co-inventor George E. Smith, a Nobel Prize. During his time at Bellcomm, he was associated with the Apollo space program. Both he and Smith worked for Bell Laboratories, too.
Charles Fenerty was a 19th-century Canadian inventor and poet. He is best remembered for inventing the wood pulp process for paper-making. His invention did not receive much attention in his lifetime and he never took out a patent on it. He was well known as a poet and published numerous poems. He was an extensive traveler as well.