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Alexander Graham Bell was an inventor and a speech therapist. He was born in Edinburgh, Scotland, on 3th Marth, 1847.
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His brothers fell sick and died, so Alexander decided to move to Canada in 1870. There he worked teaching deaf-mutes. He was interested in it since he was 18 years old.
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He was appointed physiology voice teacher in Boston University.
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He became interested in another idea, which it was transmit the human voice over wires.
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Alexander achieved his purpose with the help of Thomas Watson.
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Alexander get married with Mable Hubbard and they had two daughters. Next, Alexander and Mable travelled to Europe demonstrating the telephone
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Finally, in 1992 Alexander died.
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