The full FRONTLINE documentary, Inside the Teenage Brain can be found online at PBS’s website. PBS has an entire website dedicated to the documentary which includes transcripts of interviews with neuro and cognitive scientists.
This is an excellent program (and website) that really delves into a lot that is counter-intuitive about adolescents. It is strongly recommended for both teachers and students, because it goes into the fundamental question of why your teens seem like aliens. Indeed, it describes the type of research upon which the Montessori Middle School program is based.