Uwe Steinmueller and Jürgen Gulbins have released the latest edition of The Art of RAW Conversion, a 290-page e-book that examines in detail the handling of RAW files in a quality-focused digital workflow.
A summary of the book's contents is here; the table of contents is here.
The printable PDF document is US$39.95 direct from Digital Outback Photo; purchasers of the previous edition of this e-book (known as version DOP2000) can obtain the new edition (DOP3002) for US$27.95.