Contagious - Why Things Catch On

<iframe width="560" height="315" src="//" frameborder="0" allowfullscreen></iframe>

What makes things popular? And what makes online content go viral? Wharton marketing professor Jonah Berger has spent the last decade answering these questions and reveals a list of basic principles. ​​​​​

Become a Member
Access our innovative members-only resources and tools to further your marketing practice.