We have written about peer review at ACSH; here is a slightly different take from Marginal Revolution.
algorithms
Predicting the future is not only the provenance of fortune tellers or media pundits. Predictive algorithms, based on extensive datasets and statistics have overtaken wholesale and retail operations as any online shopper knows.
You are stuck in traffic; you quickly consult Waze, a driving app, which directs you off the highway, onto a side street, and around the problem. Oddly though, there seems to be a bit of a wait at the exit.