Scholars suggest that most of us are capable of knowing about 150 people. In a book called The Tipping Point, author Malcolm Gladwell says, “The figure of 150 seems to represent the maximum number of individuals with whom we can have a genuinely social relationship, the kind of relationship that goes with knowing who they are and how they relate to us.”2 Putting it another way, it’s the number of people you would not feel embarrassed about joining uninvited for a drink if you happened to bump into them in a Starbucks. But then Gladwell identifies another group within the group of 150, a
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