Rectangles or circles? This surprising mind teaser highlights the value of perspective diversity and open conversation July 13, 2020 by SharpBrains ? This surprising illusion by mathematician and artist Kokichi Sugihara, named the 2016 Illusion of the Year, highlights the critical importance of perspective diversity and open conversation. Surprised? [Read more…] about Rectangles or circles? This surprising mind teaser highlights the value of perspective diversity and open conversation Share this:TweetEmailPrintMoreShare on TumblrPocket