“…Limitations and implications Although many empirically informed guidelines for display design exist (for reviews, see Cleveland, 1985;Hitt, Schutz, Christner, Ray, & Coffey, 1961;Kosslyn, 1989Kosslyn, , 1994Meyer, 2000;Pinker, 1990;Shah & Hoeffner, 2002), some issues remained controversial (Coll & Coll, 1993;De Sanctis, 1984;Jarvenpaa, Dickson, & De Sanctis, 1985) or have not been addressed yet, including the role of data-legend compatibility. Here, we present the first empirical evidence for the advice to use compatible legends, especially when readers are supposed to extract interactions.…”