Tribute to Sam Shepard

President David Krakauer remembers "brilliant and gracious polymath" Sam Shepard, an SFI Miller Scholar who passed away July 27, 2017.

Read More

What algorithms can’t tell us about community detection

Groups of interconnected nodes, called “communities” or “modules,” represent real-world relationships like friend groups on Facebook, businesses in a supply chain. A new paper addresses the challenge of identifying whether, and ultimately where, these structures exist within a mass of data.

Read More

Hayek’s market algorithm is not the road to laissez faire

In a fresh look at 20th-century philosopher-economist Friedrich Hayek, three authors note how the Nobel laureate’s work exemplifies complexity economics. They also show how his political support of laissez faire economic policies needn’t necessarily follow.

Read More

How neurons use crowdsourcing to make decisions

How we make decisions— or, rather, how neurons make decisions for us, is the subject of new research published in Frontiers in Neuroscience. In the study, Bryan Daniels, Jessica Flack, and David Krakauer uncover a two-phase collective decision-making pattern which may suggest a general principle of collective computation.

Read More

Learn agent-based modeling with Bill Rand this summer

Agent-based modeling (ABM) has been used to study everything from economics to biology to political science to business and management. This June, programmers and non-programmers alike can learn to model by enrolling in Introduction to Agent-based Modeling, Complexity Explorer’s massive open online course (MOOC).

Read More