In the age of digital photography, post-processing (for better or for
worse) has become a more common activity. Actions such as red-eye
removal, adjusting levels and colors, and cropping are "part of the
routine" for many users. When cropping a photograph, a variety of
factors can come into play, including basic aesthetics. Tool-based
support for a simple guideline such as the Rule of Thirds could provide
many photo enthusiasts with a useful tool in their editing arsenal.
This work motivates that idea, and explores it both within the context
of mostly-manual "assisted" editing as well as the application of
The HCIL has a long, rich history of transforming the experience people have with new technologies. From understanding user needs, to developing and evaluating these technologies, the lab's faculty, staff, and students have been leading the way in HCI research and teaching.