>Very kind of you James - Ta.
>
>I've done quite a bit of that as well, both when I was working for a large general insurance comany and doing address georeferencing for GIS work.
>
>Of course, most of the credit for my interest in the subject must go to my mum who has just retired after over 25 years as the biostatistician for the state cancer registry. She's been doing pattern matching on millions of records for quite some time and has a wealth of knowledge about things like the implementation of various matching algorithms.
>
>Cheers,
>
>Andrew
>
Maybe your mum should do an article! A recent article in Foxpro Article that I enjoyed was about finding solutions with the genetic algorithm. I bet your mum could elaborate on that a great deal!