SPA is an abbreviation for Special Project Assistant. The Special Project Assistant Program (SPA) exists to teach contributors about all the tools they have and how to use them effectively.
WikiAnswers does not stand for anything; Wiki is the first part of the name (meaning the "Wiki Project") and Answers is the last part of the name (as we're part of the Answers.com corporation)
To join the Special Project Assistant Programme, you can either contact Stupid Little Genius via her message board (link below), or email Projects @ wikianswers.com (remove the spaces) and express...
No, SPAs cannot merge questions. They can, however, recommend merges, that will be carried out later. Also, they can move misplaced alternates between questions. To read about the super-useful tasks...