Group-think is a pro-social strategy. Getting comfortable with being "the odd one" is a good first step. Although it can be debilitating in excess, cultivating

Group-think is a pro-social strategy. Getting comfortable with being "the odd one" is a good first step. Although it can be debilitating in excess, cultivating a critical attitude (which means frequently re-examining assumptions and working back and forth between conclusions and how they're arrived at) is a good way to keep a handle on blind spots in how groups of people think.