What is the fine-grained topic of the following text: Drawing on insights from wine, sports, music, and other competitions, Balinski and Laraki argue that the question should not be how to transform many individual rankings into a single collective ranking, but rather, after defining a common language of grades to measure merit, how to transform the many individual evaluations of each competitor into a single collective evaluation of all competitors. Only return the topic.
Transforming Individual Evaluations into Collective Evaluation in Competitions