One Potential Reason to Use a Pie Chart

One debate that never dies is the use of pie charts. It seems people love them or hate them. Because the human eye doesn't excel at comparing areas, we typically avoid them when we can. But the other day I was in a visual analytics training course that brought up an interesting counter-point. Let me explain:

One debate that never dies is the use of pie charts. It seems people love them or hate them. Because the human eye doesn't excel at comparing areas, we typically avoid them when we can. But the other day I was in a visual analytics training course that brought up an interesting counter-point. Let me explain: