Prof. Dr. Lexie Shannon Holliday is an Associate Professor at the Department of Orthodontics, University of Florida. He received his Bachelor's degree at the West Virginia University Institute of Technology in 1985 and completed his PhD studies at the Florida State University in 1990. His main research interests include the activation of osteoclastic bone resorption, extracellular vesicles, the structure, transport, and function of vacuolar H+ ATPase, cytoskeletal dynamics in osteoclasts, and microRNAs and RNA interference in dental physiology and pathophysiology.