One of the presentations at this year’s Gathering 4 Gardner event was about optical illusions, a favorite topic of mine. The presenter, Chris Robeson, showed some pictures of an art exhibit called “Squaring the Circle” by Eva Rucki’s collaborative art group, Troika. The exhibit takes up the better part of a room and is intended mainly for museums I suppose. By using parallax distortion the exhibit looks like a square from one viewpoint and like […]