Blast Radius is a first novel by by R L McKinney who has brought a cracking book in which the subject of PTSD forms the central theme. The book has been reviewed and that can be read here: Blast Radius review. We have been given 5 copies of this book to use as prizes so to win a copy all you have to do is complete the extremely simple entry form with the correct answers and maybe, just maybe, you will be lucky enough to get a copy. The entry form can be found here: Blast Radius entry form. The competition will run until Sunday 15th March (aka the Ides of March) at about midday. Blast Radius review.