Former Stanford University professor turned technology executive, Craig Barrett believes that it's the duty of every large company to give back to society in some way.

As chairman of Intel, the largest chipmaker in the world, he not only helps define the vision and strategy of Intel, but he is also working with world leaders as chairman of the United Nations' Global Alliance for ICT and Development. In this role he acts as an ambassador of industry, helping to map out strategies for using technology in underdeveloped regions to improve education and health care, and spur economic growth.