Professor in Political Science and Computer and Information Science

David Lazer

David's Blogs

Complexity and Social Networks Blog

March 8, 2014

As we celebrate International Women's Day, my Twitter feed brims with links to reports on the state of women in the workplace. Several of them are fairly upbeat about the upward trends of the past decade. For example, a...

March 2, 2014

We omitted one election from our set, Turkey's August presidential election:

turkey - incumbent party lose - 75.1%

March 1, 2014

Here are our latest election predictions.

A few things to note. Costa Rica and el Salvador are runoffs. We have found no polls for the Costa Rica runoff, so our prediction is based on no polls available. If you know of surveys, please...

February 16, 2014

Big data has a cloning headless frog problem.

Measurement is one of those issues that the social and behavioral sciences eternally wrestle with, especially where those measures pass through the socio/cultural/cognitive prism of self...

February 9, 2014

One of the hot terms of the last couple of years has been "big data." This was an idea in search of linguistic convergence when McKinsey...

February 1, 2014


The deadline for paper/poster presentations for Political Networks VII has been extended. The submission page will remain open through Feb 7, 2014. Please make...

February 1, 2014

Here are our Feb 1 predictions for executive elections. I'll note that we will recalibrate Costa Rica and el Salvador after the first round elections. I will also note that we are quite skeptical that there is any real signal being extracted by...

Research Tracks Highlights

Interest in deliberative theories of democracy has grown tremendously among political theorists, political scientists, activists, and even government officials. Many scholars, however, are skeptical that it is a practically viable theory, even on its own terms.

Social media, such as blogs, are often seen as democratic entities that allow more voices to be heard than the conventional mass or elite media. Some also feel that social media exhibits a balancing force against the arguably slanted elite media.

We analyze a little-studied regulatory approach that we call management-based regulation.

We live life in the network. We check our e-mails regularly, make mobile phone calls from almost any location, swipe transit cards to use public transportation, and make purchases with credit cards.

Whether as team members brainstorming or cultures experimenting with new technologies, problem solvers communicate and share ideas. This paper examines how the structure of communication networks among actors can affect system-level performance.