"Going Deep" With David Rees premieres tonight on National Geographic Channel and if you have little time to decide whether or not to watch it, you are in luck because I can be brief - it's a good show.

"Going Deep" is fun for all ages and levels of expertise because he starts into the concepts and then really goes deep, just like he says he will.

They're data mining our children, notes Politico writer Stephanie Simon. She is talking about education technology startup Knewton and their use of data analytics to find out how kids think. They want to be able to predict who will struggle with fractions next week.

Exciting, right? Obviously this can be misused and the fact that its potential problems (if they can forecast it, they can manipulate it) are so obvious is why policymakers will address that. The brilliance will be what this sort of capability can do for science. 

PNAS has issued an expression of concern about a study it published where Facebook attempted to manipulate the emotions of members by controlling their news feed (10.1073/
pnas.1320040111). But they only bothered to notice and say anything after the outrage after the fact.