March 1, 2014


  • From Tim Harford, Toronto effectively had a randomised trial for countdown walk signals — what do they do for accidents?
  • From Mathbabe It would be idiotic for someone with the intention of being discriminatory to do so outright. It’s much easier to embed such a thing in an opaque model where it will seem unintentional and will probably never be discovered at all.

    But how is an investigative journalist going to even approach that?

  • From Matthew Ericson of the New York Times: “When maps shouldn’t be maps”
  • From Max Fisher at the Washington Post, a look at the problems of interpreting changes in rankings

Thomas Lumley (@tslumley) is Professor of Biostatistics at the University of Auckland. His research interests include semiparametric models, survey sampling, statistical computing, foundations of statistics, and whatever methodological problems his medical collaborators come up with. He also blogs at Biased and Inefficient See all posts by Thomas Lumley »