Allen’s Reviews > The Power of Habit: Why We Do What We Do in Life and Business > Status Update

Weak ties are people who are not your best friends but also not complete strangers. Weak ties help people out when it comes to getting a reference or to organise something bigger. Duhigg states that weak ties involve peer pressure which in turn causes people to move in the same direction. The habits of peer pressure spread through weak ties. They gain authority through communal expectations.