Until recently, the conventional wisdom within the fields of neuroscience and psychiatry has been that development is a one-way street, and once a person has passed through his formative years, experiences and abilities are very hard, if not impossible, to change.

What if we could turn back the clock in the brain and recapture its earlier plasticity?

More here: http://www.nytimes.com/2016/10/09/opinion/return-to-the-teenage-brain.html?_r=0