Jury to rule on 'defamatory' paper.

Reports that a jury in Arizona is to decide whether the authors of a peer-reviewed paper challenging another scientist's results are guilty of defamation. Ronald Dorn's litigation against Wallace Broecker, Warren Beck, Douglas Donahue, Tim Jull, George Burr, and Ekkehart Malotki for their article in 'Science' which challenged his rock-dating methods; His settlement with Broecker; The defendants' claim that their manuscript received extensive peer review before submission; Arguments of the attorneys.