Q&A with Thomas Riley. When he was named U.S. Ambassador to Morocco, Thomas Riley (MBA ’75) left Silicon Valley for a completely new challenge: serving as America’s chief representative in an Islamic nation that straddles the West and the Arab world.

Water, Ltd. The demand for water to sustain, feed, and employ the world’s people is projected to double by 2025. There’s money in water — but what role should market forces and privatization play in the supply of a basic human need?

Capital Ideas. When Egyptian-born Sir Ronald Cohen (MBA ’69) and his family arrived in London, the 11-year-old carried a suitcase and not much else. With pluck and good timing, he emerged as a pioneer of Europe’s venture capital industry. Now, he’s on the cutting edge again as a fervent advocate for social investing.