In response to off-line requests for clarification: A lawyer (Steve Dimmick) is forensically examining the numerous drafts of the Fatal Conceit to see whether the editor, William Warren Bartley III, was doing a sterling job of tidying up Hayek's Germanic prose etc or illegimately introducing his own epistemological pre-dispositions and passing them off as the final resting point of Hayek's intellectual journey.
The concerns have been summarised by Lanny Ebenstein:
http://libertyunbound.com/archive/2005_03/ebenstein-deceit.html
Robert Leeson