“…Thus, it is possible that the small differences in procedure explain the discrepancies between previous findings (Chen & Wyble, 2015;Eitam et al, 2015). Indeed, it has been demonstrated that under different conditions, even foveally presented attributes may not always be reportable on a surprise trial (see, e.g., Chen, Swan, & Wyble, 2016;Eitam et al, 2013;Swan, Collins, & Wyble, 2016;Tapal, Yeshurun, & Eitam, 2019). For instance, in one variant of the surprise paradigm (see Eitam et al, 2013;Wyble, Hess, O'Donnell, Chen, & Eitam, 2019), a disc with a differently colored surrounding ring is presented right at screen center for 500 ms.…”