I have a Kindle already. I just really, really dislike paying any amount of actual money for Mobipocket format because of past experience with how annoying it is to fix errors in it and work with the buggy Amazon-provided tools for dealing with it.
ETA: It turns out the Edgar Awards have a database of past winners and nominees which you can
search on their website.
Sale authors who came up with "hits" include Gault, Flora, Kerr, Lacy, & Miller.