“…The open coding of narrative diary entries used to enrich the quantitative dataset was performed by a single researcher (although this may not be critical for certain kinds of qualitative analysis, like reflexive thematic analysis, see [Braun and Clarke, 2021]). Our study also shares typical limitations of diary studies, such as participation fatigue, selfselection bias, confirmability, or potential lack of depth in data [Mittelmeier et al, 2021]. These weaknesses could be ameliorated with the use of further mixed methods (e.g., Mittelmeier and colleagues' use of social network analysis and interviews aside from the self-tracking/diaries), or the use of multimodal learning analytics more generally (as already attempted by [Di Mitri et al, 2017]).…”