Are there differences between political liberals and conservatives? Could there be a way to manipulate these political views?
Are there differences between people low and high in religiosity (e.g., how important religion is in their life)?
What causes someone to be a sociopath or anti-social (low empathy, highly aggressive)?
What drives people to recycle and/or use less water/energy? Could there be a way to get more people to do this?
What affects purchasing decisions? How can stores manipulate what we buy or how much we pay?