In his preface, the author says that he took eight years to write the book.
She's a best-selling author .
He's the author of several hugely successful children's books .
There was a biographical note about the author on the back of the book.
The authors carefully motivate what they are attempting to accomplish in every section.
According to the authors, a linguistic theory does not characterize the mental object of study but rather the regularities in its external behaviour.
As the authors note, this is a preliminary study with a small data set, and more research should be carried out to substantiate their findings.
