Predictio is an experiment based on the principle of The Wisdom of Crowds by James Surowiecki. The aim is to see whether the central premise of the book is essentially correct, by crowdsourcing a prediction for a future event.
For more detail, have a look at these pages:
Predictio is operated by Good Stuff Ltd, Vale Business Centre, 9 Abbey Lane Court, Evesham, Worcestershire WR11 4BY. Company registration number 08656644.
You can contact Predictio via email at admin{at}predictio.uk, making the obvious substitution to turn that into a working email address.