David Gerbing, Ph.D, from Portland State University, explores professional, interactive data visualization for everyone ...

In a buyer-led world defined by AI, trust has become the driver of early buyer preference and long-term revenue.

A version of this story appears in the September 2020 issue of National Geographic magazine. Philadelphia detected its first case of a deadly, fast-spreading strain of influenza on September 17, 1918.

Rolling return charts have recently become popular among DIY investors and advisors for mutual fund analysis. However, few ...