A few clues
A dearth of posts as I've been on an adventure. You might enjoy reading this review, published in the Wall Street Journal -
About to enter her 10th decade, Baroness James of Holland Park—known as P.D. James to millions of readers—steps back from writing her own suave, thoughtful detective novels to discuss the entire genre: what makes detective novels work, why they are so broadly appealing and which authors have written the best ones over the years. "Talking About Detective Fiction" is a short book, but it has heft, and little wonder, given Lady James's literary mastery and deep familiarity with her subject. . .