To encourage appropriate use of driving automation, we need to understand and monitor
driver's trust and risk perception. We examined (1) how trust and perceived risk are affected
by automation, driving conditions and experience and (2) how well perceived risk can be
inferred from behaviour and physiology at three levels: over traffic conditions, aggregated
risk events, and individual risk events. 30 users with and without automation experience
drove a Toyota Corolla with driving support. Safety attitude, subjective ratings, behaviour …