The widom of the crowd tells us that if we enable a large enough group of people to provide input on a problem, we will generate a solution that is better than one provided by the any single (or small number) of experts. This book explores this concept in some detail, examining situations in which crowdsourcing works, and wy it works, as well as dissecting situations in which it is less successful.
The conditions James Surowiecki identifies as being required for success in crowdsourcing are: