SANTA FE, New Mexico, Oct. 4 (TNSres) -- Santa Fe Institute issued the following news release: Networks, which include nodes and connections, can help researchers model dynamic systems like the spread of disease or how the brain processes information. Pairwise interactions between nodes can represent links between individuals -- how two neurons connect with one another in the brain, for example -- but scientists also study interactions involving three or more nodes. These higher-order interacti  more