Here I explain how the gated dual n-back (gated DNB) innovation is a critical advance on classic dual n-back training. Warning: some of the material is quite technical. Simply read up to the ‘Summary’ section at the beginning, and then skip down to the last Exec Summary paragraph, for the basic take-home. In my dual n-back post I reviewed the evidence for the IQ augmenting benefits of dual n-back training, taking a closer look at the Johns Hopkins University DNB study published this
This article reviews 3 evidence-based methodologies for how to increase IQ: brain training apps, nootropics and tDCS.