Piotr Jankowski & Timothy Nyerges 
GIS for Group Decision Making [PDF ebook] 

In today“s society, it is very common for decisions that influence us all to be made by a combination of interested parties, all with their own agenda. In this instance, how can we be sure that the decision is the correct one, not just decided by the group with the most political influence or most money? Such groups have now become fundamental deci