In an essay in this month's Scientific American, Alice Gast, president of Lehigh University, makes a case for the benefits of international collaboration in the sciences:It has become cliche that great discoveries come from interdisciplinary thinking... [F]ew realize how much science is energized when team members have different cultural approaches to problem solving. International diversity is just as important as diversity of discipline. She notes that years ago when she began a collaboration with researchers in Mexico and Germany, the "approaches seemed irreconcilable:"...my Mexican...