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.
An example of a search display used in Experiment 2, Block 0, consisting of 15 letters superimposed on the 15 search targets of Block 1 and Block 2. Note that we took care to ensure that letters were visible and did not completely cover target objects.
