Dr. Xiu Liu is a professor at the University of Mississippi Medical Center, USA. He has a two-decade track record of studying drug addiction, particularly nicotine and alcohol addictive behavior in animal models. His research has been funded by USA National Institute of Health and Food and Drug Administration grants. He has published 60 research papers, 6 book chapters and more than 80 research abstracts. Dr. Liu has served as a member of grant review panels for international and national research funding agencies and an editorial board member of more than a dozen reputed journals.