“…Most studies' goal is to find indicators for ideas' quality and selection (Björk, di Vincenzo, Magnusson, and Mascia, ; Boudreau, ; Poetz and Schreier, ). The majority of studies therefore tap into quantitative measures based on commercial ideation platforms' direct output on the idea level by operationalizing the number of votes, comments, and idea contributors (Di Gangi and Wasko, ; Hoornaert, Ballings, Malthouse, and Van den Poel, ; Piezunka and Dahlander, ; Schemmann, Herrmann, Chappin, and Heimeriks, ), and on the individual level by counting ideators' previous ideas, the number of votes they received, their organizational position, and tenure (Bayus, ; Hoornaert et al, ; Hossain and Islam, ; Piezunka and Dahlander, ; Zhu, Li, and Andrews, ). Recent studies also include the effects of sentiments in idea description and comments, such as the positioning of commenters on ideas (Beretta, ; Coussement, Debaere, and De Ruyck, ; Hoornaert et al, ; Piezunka and Dahlander, ).…”