November 9^th-17^th, Prof. Darrel J Gaskin from Johns Hopkins Bloomberg School of Public Health visited the school at the invitation of Dean Zhanchun Feng. Prof. Gaskin delivered 3 lectures, named Economics of Health and Healthcare Disparities, Advanced Methods in Health Services Research and Economic Costs of Pain, respectively. Prof. Hongbing Tao, Deputy Dean of the School, hosted the lectures. Postgraduate students and research faculty were present.