(Edi­tor’s Note: this is Part 2 of the con­ver­sa­tion between David Coleiro and Alvaro Fer­nan­dez on the future of brain health. You can read Part 1 Here) Non-inva­sive technologies There is now a grow­ing toolk­it of non-inva­sive tech­nolo­gies which can be used in brain train­ing. Exam­ples of these include: Emo­tiv and Neu­rosky: Have devel­oped a…