A Gossamar Post by Eric Goldman - this post first appeared on Gossamar , a site dedicated to Gossamar - Inbound Marketing, Marketing and Sales Automation An evolutionary scientist called Robin Dunbar posited back in 1992 that the maximum number of people any one person can interact with on a regular basis was around 150. No matter how good you are at maintaining relationships, the number of people you can interact with regularly is limited by the volume of your neo-cortex. Read on to learn how… The post Social Media’s Magic Number appeared first on Gossamar. Blog Posts