Social Impact of Technology - Pew Research

Here is a link to a number of older studies done by the Pew Research on the social impact of technology.

http://www.pewinternet.org/Static-Pages/Series/Social-impact-of-technology.aspx

These are some of the specific titles:

The civic and community engagement of religiously active Americans
December 23, 2011
Those who are active in church, religious, or spiritual organizations are often more deeply involved in their communities than those who are not members of such groups. And their tech use helps them tie to all kinds of groups

Social networking sites and our lives
Jun 16, 2011
How people’s trust, personal relationships, and civic and political involvement are connected to their use of social network sites and other technologies

The Social Side of the Internet 
Jan 18, 2011
The internet has become deeply embedded in group life and is affecting the way civic and social groups behave and the way they impact their communities

Neighbors Online 
Jun 9, 2010
How neighbors stay in touch with technology

Social Isolation and New Technology 
Nov 4, 2009
How the internet and mobile phones impact Americans’ social networks

The Internet and Civic Engagement 
Sept 1, 2009
Just as in offline politics, the well-off and well-educated are especially likely to participate in online activities that mirror offline forms of engagement. But there are hints that social media may alter this pattern

The Strength of Internet Ties 
Jan 25, 2006
The internet and social capital