This is a Message Board Post that is gatewayed to this mailing list. Classification: Query Message Board URL: http://boards.ancestry.com/mbexec/msg/rw/YaW.2ACIB/1077 Message Board Post: I am watching some very interesting things unfold on surname boards that have chosen to use DNA markers to identify extended family groups and to define regions. I think it may be a great tool for the Fischer researchers. It is private, non-invasive and accurate. For this type, it involves the direct male line or those male descendants named Fischer. Right now our Fischers are all over the map. This can organize them into distinct family groups. As an example, check out the Hill family site at www.hilldna.com