There’s a fundamental psychology behind visualizations that make them work. Reading is fine. Audio and video are often the best. When data must be seen and engulfed in order to make an impact, this is where infographics have their niche in our attentions.
In this very simple infographic from Hubshout, they explore the reasons that people like infographics, the types of infographics that people prefer, and give us hints about the direction of the infographic history.