Social Networks

highexistence.com
Goodreads
1x.com/groups
quag
quora.com
socialpsychology.org/forums/student
twoo.com
anobii.com
glipho.com
gk2gk.com
nerdpassions.com
alikewise.com
intellectconnect.com
socialpsychology (facebook)
rationalistinternational.net
Social Thinking -Pensare e creare-Insieme (LinkedIn)
cnvc.org
experienceproject.com
wireclub.com/topics/passions,psychology
ning.com
50plus-club.ca
seniorfriendfinder.com
UAAR su LinkedIn
ISTJ group in Facebook
Movimento 5 stelle Roma
democrazia-atea.it
americanhumanist.org
livebinders.com
UAAR
likemind.us
behance.net
studiovox.com
myspace.com
The Top 10 Social Networks for Creative People
linkedIn.com
TED Conversations
TED Community
  
Chat and discussion websites
wiser.org
planeto.com
Webring
meetup.com*
searchirc.com
subtext.com
How Ludicrously Complicated Social Media Marketing Is Now
scoop.it
likeminds.com
sites like
interpals.net
Alternative to
interpals.net
Interpals.net
wordnik.com
LIDI
wisesociety.it
scribd.com
Pinterest
Tumblr
alt.philosophy
(google group)
alt.psychology
(google group)
Yahoo groups
Google groups
Twitter
Social Introverts (facebook)
Facebook
Type Tango
Badoo

Language exchange

Language Learning Community (italki.com)
italki German-Italian
sharedtalk.com
rworld.com

Annex

Social networking service (Wikipedia)
niche networking