I'm halfway through reading my second Kubu book by Michael Stanley (
A DEATH IN THE FAMILY. It's not the second book in the series, just the second I've read. (I read FACETS OF DEATH first.) I have at least one more in my to-be-read pile, maybe two.
From the website:
http://michaelstanleybooks.com/Michael Stanley is the writing team of Michael Sears and Stanley Trollip.
Both are retired professors who have worked in academia and business. Sears is a mathematician, specializing in geological remote sensing. Trollip is an educational psychologist, specializing in the application of computers to teaching and learning, and a pilot. They were both born in South Africa.