by Anna Gratz Cockerille
Thomas Edison is best known for inventing the first long-lasting, widely distributable lightbulb. He also developed the first phonograph and motion picture camera. Steve Jobs was integral to the development of the personal computer and later to some of the most widely-used, iconic gadgets of our time: the Apple Macintosh and the iPhone. Marie Curie discovered two scientific elements and broke ground in understanding radioactivity. Ada Lovelace was the world’s first computer programmer.