Susan M Dye of Terrington St. John whose work is to be found on Family Search . In researching her own family tree she also uncovered large parts of mine.
Tara Doel of Southampton who has done all the work for the Doel and associated family lines.
The Copsey family tree has now been further extended by the work of Peter Copsey (no relation) who has been gathering information for the Copsey name irrespective of descent. He extended the tree back another two generations to 1660 and filled in a lot of detail for all generations including the current one...
Without these people the tree would be decidedly sparse and shallow.