Links this week:

  1. The case against early cancer detection. The charts on mammogram and PSA testing effectiveness are just as Gerd Gigerenzer would have us present the statistics.

  2. The case for business experimentation.

  3. Airline inequality.

  4. While arguments continue about the predictive power of genetic testing, entrepreneurs are already using it. HT: Steve Hsu

  5. However, there are still plenty of average ‘gene for’ studies being produced. HT: Tim Frayling