In an attempt to shed light on this controversy, this timeline includes articles, interviews and analytical pieces that document and explain events preceding the WHO meeting. The roots of this debate can be traced back several years. But for the sake of explaining what's happening right now, this timeline begins with the NSABB decision in Dec. 2011. ;xNLx;;xNLx;I've gathered the information that I could and have tried to strike a balance between showcasing the breadth of discussion while keeping things simple. I welcome feedback, and if you think anything is missing, please let me know. ;xNLx;;xNLx;- Jaclyn Schiff, @J_Schiff, jaclynschiff.com
In an unprecedented move, a government advisory committee (NSABB) requests that details of two bird flu virus experiments not be made public.
Al Jazeera's video report of the NSABB decision.
The World Health Organization says it is "deeply concerned about the potential negative consequences" of the bird flu experiments.
Laurie Garrett, senior global health fellow at the Council on Foreign Relations, explains possible public policy ramifications in a Q&A.
Two scientists present opposing viewpoints about how to handle sensitive research.
A New York Times editorial supports the call to hold the research.
The WHO says it will convene international talks in an effort to address pressing issues about the research.
Flu experts -- including the scientists who did the controversial work -- publish a letter announcing that the research will be held for 60 days.
A lead researcher on one of the two studies in question says it is vital for his work to proceed despite the 60-day moratorium.
In a statement, published in Science and Nature, NSABB outlines the reasons behind its recommendation to limit publication of the research.
