David George Clarke

After more than thirty years as a forensic scientist, most of which were spent in Hong Kong, David Clarke retired to the more bucolic pastures of Tuscany where, after dabbling in art restoration, he took up full-time novel writing, Drawing on his experiences in the scientific investigation of numerous serious crimes, he has written three books in the Rare Traits series and two in the Cotton & Silk Crime Thriller series
http://www.davidgeorgeclarke.com