In recent years, new and more intrusive surveillance technology has found its way into workplaces. New medical tests provide detailed information about workers' biology that was previously unthinkable. An increasing number of employees work under camera surveillance. At the same time, computers allow for a detailed monitoring of our interactions with machines, and all this information can be electronically stored in an easily accessible format. What is happening in our workplaces? Has the trend towards more humane workplaces been broken? From an ethical point of view, which types and degrees of surveillance are acceptable, and which are not? From a policy point of view, what methods