The author of a recent article in Cyberpsychologie and Behavior as discussed on this blog in the post: Effect of Blogging on Well-Being: Increased Social Support and Satisfaction is doing a new research. You can view his credentials on his website: James Baker, BA(Psych).
They are doing a new study: Social Networking and Blogging: Psychosocial and Motivational Aspects, you can read the informed consent.
The survey will take 15-22 minutes. After reading the informed consent you can start the survey, I did it, was easy and quick. So fellow bloggers support this study, you can even win a nintendo DS.