Dennis Lenard has 15 years of experience in the design of medical interfaces, including medical software, devices, web applications and even mobile apps. At Creative Navy he leads a team of design experts and champions the approach of evidence-based design. He has worked on hundreds of projects, from ideas started from scratch to complex systems with a backlog setting them back a decade. Dennis has spent thousands of hours interviewing both medical staff and patients. Additionally, Dennis is a lecturer at Kings College London and will soon publish his textbook on GUI design for Medical Devices and Software.