What´s Tunnel Vision Or Channelized Attention?

Thanks for providing the cyclist examples. The thought processes of a cyclist are so similar to flying fighters. However, we never discussed arousal per se. We did discuss tunnel vision and fixation (we used the term channelized attention frequently (as something to avoid). Tunnel vision and channelized attention were usually a result of a sharp drop in situational awareness (SA) that was a byproduct of task saturation. The more you prepared for and anticipated contingencies or backup plans, the less likely you would be to fall behind the jet and then experience task saturation. Getting behind the jet could be the result of improper preparation and planning, lack of experience, trying to do more with less, too demanding of a mission,