The mark consists of an orange square with rounded corners with the top of a Grecian column in which the volute of the column resembles the stylized face of an owl composed of black line work in the center of the square with rounded corners and justified to the left. To the right of the orange square with rounded corners containing the column graphic is the word ATHEOS in all capital white lettering. The text An Adventure in Truth and Reason is in orange lettering underneath the ATHEOS text and justified to the center in regards to ATHEOS. The orange square with rounded corners containing the column graphic and text are positioned in the center of the image, with a background color in the gradient of orange transitioning to brown and black from the left top corner to the bottom right corner of the mark.