Today Ashesi, which celebrates its 10th anniversary this year, offers degrees in business, information systems and computer science, with plans to offer engineering and economics majors in the near future.

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No. 3 on the list is Science Applications International Corporation ( SAIC), a provider of scientific, engineering, systems integration and technical services and solutions.

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Drawing on more than 150 years of materials science and process engineering knowledge, Corning creates and makes keystone components that enable high-technology systems for consumer electronics, mobile emissions control, telecommunications and life sciences.

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"Bob is the top of the top in tissue engineering, " says Bruce Hamilton , director of bioengineering and environmental systems at the National Science Foundation.

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