Data without an unknown or untrustworthy source is useless. Datasets at Infochimps are credited to sources.
Anyone can create a source on Infochimps to attribute data to. Anyone can attach a source to an open dataset to help others understand where it came from.
http://www.nature.com/nature/journal/v393/n6684/full/393440a0.html
D. J. Watts and S. H. Strogatz, “Collective dynamics of `small-world’ networks”, Nature 393, 440-442 (1998).
http://www.pnas.org/content/98/2/404.abstract
http://www.pnas.org/content/98/2/404.abstract
http://labrosa.ee.columbia.edu/projects/musicsim/uspop2002.html
Please add a description to this source
http://www.predictify.com/aboutus.aspx
Please add a description to this source
http://ir.dcs.gla.ac.uk/test_collections/access_to_data.html
Please add a description to this source
ACT, Inc., Iowa City, IA,
High School Profile Report, annual.
referenced on dataset section Data (#1)
http://ihome.ust.hk/~derekhh/ActivityRecognition/index.html
Please add a description to this source
http://www.alexandria.ucsb.edu/gazetteer/
Please add a description to this source