This author wishes to be very clear about his motive for writing this book on depression.
And, this must be done without taking away from empirical research.
The motive for this book is to take a massive amount of information on the subject of depression, and condense it into something practical.
And, the author has no intention of competing for a position alongside them, or challenging the content of another writer.
There are literally thousands of books and articles on the subject.
This author wishes to be very clear about his motive for writing this book on depression