“…To determine the extent to which MEPs and MNPs utilize Twitter in distinctive ways, we take advantage of the EU's multilevel nature. While political scientists have made progress in tracking MEPs' careers (Arter, 2015;Borchert & Stolz, 2011;Daniel, 2015;Scarrow, 1997;Stolz, 2003;Whitaker, 2014), the field still lacks a comprehensive longitudinal career database. Recent contributions suggest that national trends vary but that, overall, the degree of movement from one territorial level to another may be decreasing over time (Borchert & Stolz, 2011;Whitaker, 2014).…”