Erik Voeten

Clairvoyance and Bad Journal Policies

Carl Zimmer’s article in the Sunday New York Times on the struggles scientists have to correct erroneous published results is interesting throughout but this part struck me particularly: In March, for instance, Daryl Bem, a psychologist at Cornell University, shocked his colleagues by publishing a paper in a leading scientific journal, The Journal of Personality… Read more »

Can the Humanities and Social Sciences Improve National Security?

We are very pleased to have a guest post from Jacob N. Shapiro, an assistant Professor at Princeton University, on the contributions quantitative social science and the humanities can make to important questions of (national) security. Jake is one of the leading young scholars in international security. We have blogged before on his research on… Read more »

Fear vs. Facts

I am delighted to welcome my friend and colleague Marc M. Howard with a guest post on Monday’s Supreme Court ruling. Marc is currently working on a new book on American punitiveness in comparative perspective. ***** In response to Monday’s momentous Supreme Court ruling—which represents a rare victory for prisoners’ rights advocates—the “law and order”… Read more »

Harsh Prison Conditions Do Not Reduce Recidivism

Apropos of yesterday’s Supreme Court decision, Yale’s Keith Chen and Jesse Shapiro find (gated , ungated version) that harsh prison conditions have no deterrent effect. Au contraire: We estimate the causal effect of prison conditions on recidivism rates by exploiting a discontinuity in the assignment of federal prisoners to security levels. Inmates housed in higher… Read more »