Fig. 11

Cumulative number of new authors per disciplinary background for each quartile. For one plot, the point of the curve of the specialty d at year t is the number of authors who have published their first articles inside d during their very first year of academic career, since the year of first appearance of d. Only the top 10 native specialties in 2019 are shown in \(\overline{Q}\), \(Q_0\) and \(Q_1\), and the top 6 for \(Q_2\) because of the insignificance of the following ones