Annals of Software Engineering

The Software Engineering Institute, Carnegie Mellon University, 4500 Fifth Ave., Pittsburgh, PA 15213, USA [email protected]

Hannan University, 5-4-33 Amami, Higashi, Matsubara, Osaka, 580-8502 Japan; Nara Institute of Science and Technology, 8916-5, Takayama, Ikoma, Nara, 630-0101 Japan [email protected]

Nara Institute of Science and Technology, 8916-5, Takayama, Ikoma, Nara, 630-0101 Japan

Nara Institute of Science and Technology, 8916-5, Takayama, Ikoma, Nara, 630-0101 Japan

Faculty of Information Technology, University of Technology, Sydney, Broadway, NSW, 2007 Australia [email protected]

Theoretical and Empirical Software Engineering Research Center (TESERC), Department of Electrical and Computer Engineering, University of Calgary, 2500 University Drive, NW Calgary, AB, Canada T2N 1N4 [email protected]

Department of Computer Information Systems, Georgia State University, 35 Broad Street, Atlanta, GA 30303, USA [email protected]

The IT University of Copenhagen, Glentevej 67, DK-2400 Copenhagen NV, Denmark [email protected]

Department of Computer Information Systems, Georgia State University, 35 Broad Street, Atlanta, GA 30303, USA [email protected]