Decision-Aiding /Alerting System Architecture Automation Sensors actuator Interface Actuator Human Information transduction Control/ Actuation Decision Making Courtesy: Jim KucharSystem Supervisory Control Computer Interface Display Control Sensors Direct Observation Decision-Aiding / Alerting System Architecture Sensors Displays Human Actuator Sensors Automation Actuator Environment Process Information Transduction Decision Making Control / Actuation Interface Courtesy: Jim Kuchar