Originally Posted by La Texican
I could be wrong, but I think working memory is the short term memory where you hold little details until you piece it together to make a decision.  

Originally Posted by marytheres
 Working memory is the cognitive function responsible for keeping information online, manipulating it, and using it in your thinking. It is the way that you delegate the things you encounter to the parts of your brain that can take action.

Whatever it's worth, we are talking about the same thing.