Are you uncomfortable when strangers sit next to you in public transportation? This article from Time.com [2] will explain people’s behaviour and strategies to discourage others to seating next to them. You can now either analyze your own behaviour or learn new strategies to discourage others from seating next to you.
Links:
[1] http://www.library.northwestern.edu/libraries-collections/evanston-campus/transportation-library
[2] http://healthland.time.com/2012/08/02/this-seats-taken-a-study-of-antisocial-traveler-behavior/
[3] http://www.library.northwestern.edu/related-pages/public-transportation
[4] http://www.library.northwestern.edu/related-pages/space