The document discusses some of the potential dangers of social media related to issues of crowding and lack of privacy. It notes that crowding can lead to mental health problems, problematic social relations, and increased aggression. Further, the document outlines how social media disrupts people's ability to regulate dynamic boundaries and maintain separate audiences for different parts of their lives. This overlap of social spheres and lack of control over privacy and information sharing may negatively impact relationships. The document ultimately questions how social media could be designed to better encourage intimacy and positive relationships while still preserving users' privacy.

4. 2 Crowding != Density

5. 3 Crowding is a psychological response to spatial constraints

6. 4 4 Crowding leads to Mental health problems (stress, depression, suicide, anxiety) Problematic social relations

7. 5 Increased territoriality

8. 6 Physical illness Increased desire to withdraw Family quarrels Aggressive behavior

9. 7 The mental attitude of the people of the metropolis to one another may be designated formally as one of reserve... Indeed, if I am not mistaken, the inner side of this external reserve is not only indifference but more frequently than we believe, it is a slight aversion, a mutual strangeness and repulsion which, in a close contact which has arisen any way whatever, can break out into hatred and conflict. Georg Simmel (1903)- The Metropolis and Mental life

13. 11 Radical transparency

14. 12

15. 13

16. 14 14 “ There are good reasons to balance openness with secrecy in a relationship ” (Petriono, 1991)

17. 15 15 “ withholding information is sometimes benign or even useful ” (Afifi et al., 2007, p.78)

19. 17 17

20. 18 18

21. 19 19

24. 22 22 Source: Marder & Joinson, in review. Sample: 546 Facebook users (UK)

25. 23 23

27. 25 25

28. 26 26

29. 27 27

30. 28 28

31. 31

32. Likely response? 29