A few weeks ago I was contacted out of the blue by an old UW-Madison professor, James Delahanty. As the academic advisor to my group (and current groups) of Madison students studying in Senegal, he was our stateside pointman for those of us trying to navigate our experience abroad. (I also slept on the floor of his Dakar hotel room in January 2007.) Jim recommended me to the UW-Madison chapter of Engineers Without Borders, who was looking for someone to…