Nikola Tesla was a Serbian-American inventor, electrical engineer, mechanical engineer, and futurist.
Joseph Bramah was an English engineer and inventor who pioneered precision engineering and created the first practical locks and hydraulic press.
Humphry Davy was a renowned British chemist who pioneered electrochemistry, discovered several elements, and invented the Davy lamp.
Hiram Maxim was an American inventor and engineer, renowned for his development of the first self-powered machine gun, the Maxim Gun, and contributions to the early electric light industry.
Ludwig von Bertalanffy was an Austrian biologist and philosopher, known as the founder of general systems theory, a fundamental approach to studying complex systems in diverse disciplines.