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The work-reflection-learning cycle - Department of Computer and ...

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420 B.R. Krogstie<br />

Fig. 1. Shared timeline from a <strong>reflection</strong> <strong>work</strong>shop (One event emphasized by the authors)<br />

whiteboard. Individual satisfaction curves were drawn along it (see Fig. 1) <strong>and</strong> explained<br />

by the participant. Next, the participants individually answered questions<br />

about tasks, roles <strong>and</strong> lessons learned <strong>and</strong> presented their answers. After the <strong>work</strong>shop,<br />

the teams made <strong>reflection</strong> notes.<br />

<strong>The</strong> study showed that individual timelines <strong>and</strong> satisfaction curves reflected different<br />

perspectives on a project process. Fig. 1 illustrates how experience curves may<br />

differ within a team. <strong>The</strong> study also showed that shared timelines <strong>of</strong>ten reflected<br />

views <strong>of</strong> the project not found in any individual timeline. Closer examination <strong>of</strong> the<br />

individual timelines used in the creation <strong>of</strong> the shared timeline in Fig. 1 revealed that<br />

most <strong>of</strong> the events from the individual timelines had been included in the shared one,<br />

<strong>and</strong> some had been transformed through the co-constructive effort. For instance, the<br />

event ‘a bit ineffective <strong>work</strong>’ in an individual timeline was modified into an event<br />

marking a point in the project process when the team realized that they had to <strong>work</strong><br />

more efficiently (‘insight: need to <strong>work</strong> more efficiently’). <strong>The</strong> study [10] concludes<br />

that the satisfaction curves gave the students new insights, that the <strong>work</strong>shop helped<br />

them take new perspectives on important issues, <strong>and</strong> that they considered it useful.<br />

2.2 Retrospective Reflection Aided by Historical Data in Collaborative Tools<br />

In SD industry it is acknowledged [14] that project retrospectives would benefit from<br />

better data to help participants create a shared underst<strong>and</strong>ing while avoiding oversimplification<br />

<strong>and</strong> time-consuming examination <strong>of</strong> unimportant information. This was<br />

addressed in a study <strong>of</strong> SD student projects in which historical data in project wikis,<br />

used as lightweight project management tools by several teams [15], were used to aid<br />

project participants’ <strong>reflection</strong> on their project process [9]. In retrospective interviews<br />

with project members, wiki contents were chronologically examined, <strong>and</strong> particular<br />

types <strong>of</strong> information was seen to trigger recall <strong>of</strong> <strong>and</strong> <strong>reflection</strong> on project events,<br />

project phases, <strong>and</strong> collaboration within the team <strong>and</strong> with other stakeholders.<br />

In [11] it was shown that historical data in an issue tracking tool, a lightweight tool<br />

for SD project management, was useful to aid retrospective <strong>reflection</strong>. Historical<br />

data was accessed by traversal <strong>of</strong> a timeline showing team members’ updates to development<br />

artifacts. <strong>The</strong> <strong>reflection</strong> effort was organized in line with the approach <strong>of</strong><br />

175

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