The Science Fiction and Fantasy Writers of America remind their active and associate members that the nomination period for their Nebula Awards is now open. This is the third year the Nebulas are operating under the new, limited nominations window (see this article). Under these rules, active and associate members may nominate up to five works in each category by 15 February 2012. Stories published during calendar year 2011 are eligible. For more details, and to sign in to cast your ballot, see this page.