“…Within music training, 10 papers referred to "music training", including instrumental or classical/contemporary training; nine papers reported "formal music training"; and one paper specifically detailed the Suzukimethod as a type of music training (Joret, Germeys, & Gidron, 2017). Of the remaining 26% of papers containing a split point value (7 out of 27), four papers detailed music lessons (i.e., instrumental, music theory, or private/group lessons; Andrade, Vanzella, Andrade, & Schellenberg, 2017;Frey, Hautbois, Bootz, & Tijus, 2014;Russo, Thompson, & Cuddy, 2015;Sears, Caplin, & McAdams, 2014); one paper detailed formal music lessons (Weijkamp & Sadakata, 2017); another on instrumental playing experience (Hansen, Wallentin, & Vuust, 2013); and one in terms of years in an undergraduate degree in music (Goodchild, Gingras, & McAdams, 2016). Among the different forms of musical expertise, there was a noteable difference between the verbatim terms "music training" and "formal music training."…”