What was the team trying to identify when they observed the child playing to determine what voluntary movement he had before placing the switch on his arm?

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For example, you and I "access" the computer via a keyboard and/or mouse.Initially, we work as a team on the identification of a particular "control site" or location on the body that can be used to operate a device.Potential sites for controlling aids or devices include hands and fingers, arms, the head, eyes, legs, or feet.Ultimately, the site and movement chosen should represent the fastest, most energy efficient, and most reliable.Following the identification of a control site, the team begins the task of determining the most appropriate form of access for a given user.

What Was the Team Trying to Identify When They Observed