Contagious: Why Things Catch On
by Jonah Berger
Wharton marketing professor Jonah Berger has studied why certain ideas and products get talked about and shared more than others. He refers to the “psychology of sharing” and identifies six common attributes: Social Currency, Triggers, Emotion, Public, Practical Value, and Stories.
Berger puts the hype of viral marketing in context. “Word of mouth is the primary factor behind 20 percent to 50 percent of all purchasing decisions.” However, “Research by the Keller Fay Group finds that only 7 percent of word of mouth happens online… Continue reading “Contagious”