For decades, skyscrapers have served as iconic symbols of national pride or flashy trophies of corporate wealth, reshaping the skyline of the world's major urban centers. Perhaps in the future, the high-rise superstructures could also help revolutionize the way we travel.
She's the woman who raised you. Walked you to school on the first day. Cheered louder than all the other parents as you played soccer. Wiped the tears from your face when your heart broke for the very first time.
As Tanzania's "broker of ideas," social activist Rakesh Rajani has dedicated his life to helping people in East Africa reach their potential. He says the secret to prosperity is to make citizens part of the solution.