An organizational chart is a pictorial or graphic presentation of, ideally, how power operates in an organization. Usually, the simpler charts show a single head that then divides into different ...

A data set that occurs frequently consists of the values or the percentage breakdown of several categories for two time periods. A common way of plotting these data is to use a pair of pie charts.

Forbes contributors publish independent expert analyses and insights. Hugh McIntyre covers music, with a focus on the global charts. Nirvana charts four albums in the U.K. this week, including In ...