Brain Training: Placebo effects, publication bias, small sample sizes… and what we do next?
Over the past decade the young field of cognitive training – sometimes referred to as ‘brain training’ – has expanded rapidly. In our lab we have been extremely interested in brain training (Astle et al. 2015; Barnes et al. 2016). It has the potential to tell us a lot about the brain and how it can dynamically respond to changes in our experience. The basic approach is to give someone lots of practice on a set of cognitive exercises (e.g. memory games), see whether they get b