This report summarizes the outcome of the 14th Workshop on Aspect-Oriented Modeling (AOM), as part of the 12th International Conference on Model Driven Engineering Languages and Systems – MoDELS 2009 – in Denver, Colorado, USA, on the 4th of October 2009. The workshop brought together researchers and practitioners from two communities: aspect-oriented software development (AOSD) and software model engineering. This paper gives an overview of the accepted submissions, and summarizes the results of the discussion.