Sue Gillingham in the annual review of books in the Book List for 2013 for the Society for Old Testament Studies (June 2014) calls Seeing the Psalter an 'unusual commentary on the Psalms, in part technological, in part aesthetic, in part hermeneutical.'
I can tell you that I use it every day for my study of these wonderful poems.
And there's a special on right now - just in time for Christmas ordering.
I only wish I could tell you how enjoyable it is to get inside these poems - almost literally to put these poems on as if they were clothing. Every word and turn of phrase is so suggestive of our historical need and of the depths of our spirit.