Snippet Review Scores
Directly after viewing a snippet, participants were invited to review it on six indicators (pane 8 of Figure 1, Supplemental Digital Content 1, Initially, reviews were voluntary, but after having noticed that few reviews were returned after 2 weeks of data collection, they were made mandatory via a software update (to allow us to address RQs 1.1 and 3). In addition, a maximum of two short reminder e-mails were sent when participants had reviewed ≤50% of the offered snippets in the past week.For each library snippet, the participant’s review scores and the average scores of other participants were visible (pane 6 of Figure 1, Supplemental Digital Content 1, 