Display and audio systems and methods for controlling positioning of displays and speakers based on viewer and listener attention are disclosed. According to an aspect, a display system includes a selectively adjust a viewing angle of a display for one or more viewers. The display system also includes a motorized mechanism that controllably positions the display in one of the positions. An attention detection system is configured to acquire movement and position data of the viewer(s). The attention detection system is also configured to determine whether attention of the viewer(s) is directed to the display based on the acquired data. Further, the attention detection system is configured to control the support assembly to adjust the viewing angle of the display for viewing by the viewer(s) in response to determining that the attention of the viewer(s) is directed to the display.