David Lizdas David Erik Lizdas, is a simulation engineer at the Center for Safety, Simulation & Advanced Learning Technologies in the Department of Anesthesiology in the College of Medicine at the University of Florida. Mr. Lizdas received his bachelor’s degree in mechanical engineering from the University of Florida. Technologies Computer-Guided Orthodontic Tools for Optimal and Efficient Placement of Braces Mixed Simulation Using a Virtual Environment to Train Medical Practitioners Ultrasound-Guided Needle Insertion Simulator that Interacts with Live Ultrasound Images Mixed Simulation for Medical Training Guidance and Tracking System for More Precise Prostate Biopsy