You could take out the %image and leave the %logo and use your picture as the logo or you could delete the images used for the rotating banner and replace with just one picture of you. If you are not sure what I mean you need to go through all the various areas in the ATA backend to become familiar with file locations etc. For instance the files for the banner are located in the following folder.
HTML Code:
/wp-content/themes/atahualpa/images/header
.