《世界知识》资深撰稿人、知名国际问题和美国史专家、南京大学—约翰斯·霍普金斯大学中美文化研究中心和南京大学历史系教授任东来博士,因病于2013年5月2日逝世,享年52岁。任东来教授相继毕业于东北师范大学历史系、中国社会科学院美国研究所、南开大学历史研究所,是中国第一位美国历史研究方向的博士学位获得者。1988年起执教于南京大学—约翰斯·霍普金斯大学中美文 Senior Writer of World Knowledge, a well-known international expert and American historian, Dr. Ren Donglai from Nanjing University - Sino-American Cultural Studies Center of Johns Hopkins University and professor of history department of Nanjing University, Died on the 2nd of January, at the age of 52. Professor Ren Donglai graduated from the Department of History of Northeast Normal University, the Institute of American Studies at the Chinese Academy of Social Sciences, the Institute of History at Nankai University, and was the first Ph.D. candidate in the history of American history in China. From 1988 to teach at Nanjing University - Johns Hopkins University, the United States and Chinese