Context Numerous open source software projects are based on volunteers collaboration
and require a continuous influx of newcomers for their continuity. Newcomers face barriers …

The focus of this paper is to review what is known about free and open source software
development (FOSSD) work practices, development processes, project and community …

Recent years have witnessed a surge in self-organizing voluntary teams collaborating
online to produce goods and services. Motivated by this phenomenon, this research …

The team aspects of software engineering have been a subject of great interest since early
work by Fred Brooks and others: how well do people work together in teams? why do people …

Software developers' activities are in general recorded in software repositories such as
version control systems, bug trackers and mail archives. While abundant information is …

Research on software evolution is very active, but evolutionary principles, models and
theories that properly explain why and how software systems evolve over time are still …

Software repository mining research extracts and analyses data originating from multiple
software repositories to understand the historical development of software systems, and to …

In 2008 the predecessor of this book, entitled “Software Evolution”[592] was published by
Springer, presenting the research results of a number of researchers working on different …

Empirical software engineering is concerned with statistical studies that aim to understand
and improve certain aspects of the software development process. Many of these focus on …

Developer social networks (DSNs) are a tool for the analysis of community structures and
collaborations between developers in software projects and software ecosystems. Within …