Signals of interest in the case study that were measurable using consumer sensors.

Signal	Reason for interest
Cardiac	Connection to exercise, fitness level, and stress levels [84,85]
Physical activity	Linked with stress [86]
Sleep	Health (physical and emotional) [87,88]
Speech	Contains information about emotional expressions [89] and information related to social interaction
Breath	Calmness, stress, anxiety, and speech activity detection [80,90]
Environment and distractions	Connection with workplace performance, anxiety, and stress [91]
Locality	Captures workplace behavior and job role dynamics [92] and context for the job types of interest