Introducing Demeter and its Laws - Adaptive Programming - specifying the connections between objects as loosely as possible. Makes programs more flexible, more resilient to change, and more adaptable to varying configurations of classes within a given domain - http://www.cmcrossroads.com/bradapp/docs/demeter-intro.html
Law of Demeter - Information on this object oriented style rule which aims to limit the number of objects each object interacts with. - http://www.ccs.neu.edu/home/lieber/LoD.html
Demeter - Information on Adaptive Programming including links, books, and papers. (Karl J. Lieberherr) - http://www.ccs.neu.edu/research/demeter/