“…In his seminal work, Kerth [7] recommends that a retrospective be given three full days, be conducted off-site, and be led by an outside expert. However, in practice, most retrospectives are given much less time [4,6,10,16]. During the retrospective, the team attempts to learn as much about the project and the functioning of the team as possible in an attempt to improve the team's function on the next project, or in agile development, the next development cycle.…”