+ Research support for NSI leading to social change
E - Nolan (2008) investigated people's energy used and posted messages on people's doors every day for a month, explaining how other residents were already reducing their energy use. This led to a reduction in energy use.
E - This shows that simply thinking that the majority are showing a certain behaviour is enough to lead others to change their behaviour.
L - Furthermore, this research also has ecological validity due to it not being an artificial situation. However, other research seems to contradict this.