Dr. Dawei Liu received his DDS (1990), MS (1994) from China Medical University, PhD (1997) from Peking University in China and MSc. Ortho and Certificate in orthodontics (2007) from Marquette University in the US. In 1999, he accepted invitation from Dr. Birte Melsen and worked as an Assistant Professor at the Department of Orthodontics, Arhus University, Denmark. Moving to the US in 2002, Dr. Liu continued his academic career at the Departments of Orthodontics at Indiana University (2002-2005) and Marquette University (2005-now) where he is the orthodontic program director and research director. Dr. Liu was promoted to Associate Professor with tenure in 2012. Besides teaching and clinical practice, Dr. Liu has been actively involved in research focusing on mechanotransduction in bone and mineralized tissues. His research has been supported by the Association of American Orthodontics Foundation (AAOF), the European Orthodontic Society (EOS), and funded by the National Institute of Dental and Craniofacial Research (NIDCR) on the project entitled “Application of mechanical vibration to enhance orthodontic tooth movement." As a grant reviewer, Dr. Liu serves at the Center for Scientific Review, National Institute of Health (NIH). Dr. Liu is an ABO certified orthodontist and an active member of the Angle Society, AAO, EOS, Tweed Foundation, the American Society of Bone and Mineral Research (ASBMR), and the Orthopedic Research Society (ORS). Dr. Liu is a member of the editorial board of American Journal of Orthodontics and Dentofacial Orthopedics (AJODO) and reviewer for several other basic science and clinical journals.