Bernhard, Meg. (2016, July 6). In Assigning Group Work to Students, Designing the Group Comes First. Retrieved from http://chronicle.com/article/In-Assigning-Group-Work-to/231355/

Research has shown that group work and assignments, if structured hastily, can be counter-productive. When assigning team-based work, pay close attention to social dynamics, and be proactive about constructing teams and assigning roles so that each individual achieves specified learning outcomes.