-developed computer models of social networks, with 'individuals free to chat with'
- each invididual held a traditional view which they consistantly expressed
- the researchers also added some with a non trad view
-if the listener shared the view then it reinforced their belief
- if the opinion was diff the listener considered it and moved on to talk to someone else
- if the next person also held the opposite view, the listener adopted it
- concluded that the % of comitted opinion holders necessary to tip the majority was just 10%