Bill Gates, born in Seattle, Washington, in 1955, is an American business magnate, investor, philanthropist, and author. In this Who Was...? biography, children will learn of Gates' childhood passion for computer technology, which led him to revolutionize personal computers. Through the success of his now-world-famous software company, Microsoft, Bill Gates became one of the wealthiest philanthropists in history.This fascinating story of a child technology genius is sure to captivate any audience.

TIME’s signature voice and trusted content make it one of the most recognized news brands in the world. Offering incisive reporting, lively writing and world-renowned photography, TIME has been credited with bringing journalism at its best into the fabric of American life. Every issue delivers a deeper understanding of the world we live in.

Can you imagine our world in 2050? By mid-century there will likely be 9 billion people on the planet, consuming ever more resources and leading ever more technologically complex lives. What will our cities be like? How will we eat in the future of Earth? Will global warming trigger catastrophic changes, or will we be able to engineer our way out of the world climate crisis?

In the future world demographic changes will certainly be dramatic. Rockefeller University mathematical biologist Joel Cohen says it's likely that by 2050 the majority of the people in the world and USA will live in urban areas of the earth, and will have a significantly higher average age than people today.

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