Luminance levels of four disks modulate in time. The top two disks become white when the bottom two disks become black, and viceversa. When placed against a split background, the disks group together along the diagonals. This grouping pattern follows the contrasts of the disks relative to their backgrounds.
2011 Second prize
American University, USA, Universität Giessen, Germany
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(© 2011 Erica Dixon, Arthur Shapiro & Kai Hamburger)