It used to be that “think outside the box” were the words companies turned to when searching for new ways to solve old problems. Today, those four words have been paired down to two: design thinking.Only they aren’t as new as one might think.American psychologist and sociologist Herbert Simon laid the foundation for design thinking in a 1969 article, “Science of the Artificial.” In the article, he described the word design as “changing existing circumstances into preferred ones.”To summarize, design thinking is a creative-based systematic process based on building ideas.