For those not familiar with this story, a french scientist Gilles-Eric Seralini, published a paper in a peer reviewed publication claiming that a long term feeding study with rats, which have been fed an approved GM variety, showed that the the GM variety induced a larger than normal level of tumors.
The study has been soundly criticized by regulatory agencies including the European Food Safety Authority (EFSA) and many scientists in the research community for different issues. To view an excellent summary of the Seralini saga Jay Byrne, plesae click here
This paper raises the critical question of how do we judge the quality of science and the claims made by different groups. What are the standards of quality we need to have to ensure a proper decision making process?