This IAE Blog entry focuses on Chapter 5 of Mind, Brain, & Education edited by David Sousa (2010). "The Speaking Brain" chapter, written by Diane L. Williams (2010), begins with an interesting section on “early assumptions” about learning to speak that were put forth by researchers before the development of brain imaging instruments. Some of these have been supported by more recent research and some have been shown to be doubtful.
The topic that I found most interesting is bilingualism. There are many places in the world where children grow up in a bilingual, or even trilingual, community and/or home environment. Quoting from Williams: