Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Attention and visual search.
Your attention is probably drawn to the big, irregular yellow item in a bottom-up, stimulus driven manner. With no change in the visual stimulation, you can easily reconfigure your attention to favor ‘blue ovals’ in a ‘top-down’ user-driven manner.
