All this week Speaking in Maine features highlights of the 2016 Camden Conference. The Camden Conference was founded in 1987 as a nonprofit, nonpartisan educational organization whose mission is to foster informed discourse on world issues. The focus of the conference this year was “The New Africa.” Today’s speaker is Mr. Sangu Delle. Born in Ghana, where his childhood home was a refuge for victims of torture and violence from neighboring Liberia and Sierra Leone. Delle graduated from Harvard in