What Is Pruning and Plasticity?

Thursday, December 10, 2009
By Mark Roth, Pittsburgh Post-Gazette

Scientists used to think that the structure of the human brain didn't change much after infancy.

But in the past 20 years, there has been an explosion of studies showing just how adaptable and malleable the human brain is, and one of the most intriguing was published today by Carnegie Mellon University scientists.

Writing in the journal Neuron, brain researchers Marcel Just and Timothy Keller said that after just six months of intensive remedial reading instruction, children who had been poor readers were not only able to improve their skills, but grew new white-matter connections in their brains.

Read more: http://www.post-gazette.com/pg/09344/1019898-115.stm#ixzz0a0AyOIEo