Researchers: Duncan Watts, Matt Salganik, Peter Dodds, Peter Hausel, Jason Booher-Jennings

This project attempts to understand how musical tastes are formed. Visit the site for a chance to discover and download new music by up-and-coming bands. It's all legal and totally free.

This experiment started in 2004.
Check out the website at: http://www.musiclab.columbia.edu/

Small World Experiment 2

Researchers: Duncan Watts, Peter Dodds, Roby Muhamad, Peter Hausel, and Mahesh Somashekhar

The Small World project is an online experiment to test the idea that any two people in the world can be connected via "six degrees of separation".

This experiment started in 2003.
Check out the website at: http://smallworld.columbia.edu/

Small World Experiment 1

Researchers: Duncan Watts, Peter Dodds, and Roby Muhamad

This experiment ended in 2003. The results are available at: http://www.sciencemag.org/cgi/content/full/301/5634/827?ijkey=Evqpw33f\