Anonymous has put together an excellent collection of materials to help learn about SOPA and participate in the blackout January 18th.
There’s also an EFF ACTIVIST TOOLKIT. Call your Representative now. Or send congress a note.
SOPA (Stop Online Piracy Act) is another far-reaching piece of legislation from congress (Dems as well as Repubs!) that would enable the “good faith beliefs” of copyright holders (read: no ACTUAL EVIDENCE NEEDED) to require websites to pull content first and ask questions later.
It would look something like this: