\title{Aspectual Collaborations:\\Combining Modules and Aspects}
%{Aspectual Collaborations---Modular Aspects for Collaboration-Oriented Concerns}

\author{Karl Lieberherr}
\author{David H. Lorenz,}
\author{Johan Ovlinger}
\email{\{lieber,lorenz,johan\}@ccs.neu.edu}
\affiliation{College of Computer and Information Science\\
Northeastern University}
\keywords{Module Systems, Aspect-Oriented Programming,\\ Programming Languages, Software Architecture}
\received{99/99/99}
\accepted{99/99/99}
\revised{99/99/99}