“…For the last 20 years, people's estimates of the orientation of slanted surfaces have been measured both verbally and manually (Bhalla & Proffitt, 1999;Bridgeman & Hoover, 2008;Coleman & Durgin, 2013;Creem-Regehr, Gooch, Sahm, & Thompson, 2004;Durgin, Hajnal, Li, Tonge, & Stigliani, 2010;Durgin & Li, 2012;Durgin, Li, & Hajnal, 2010;Feresin & Agostini, 2007;Hajnal, Abdul-Malak, & Durgin, 2011;Proffitt, Bhalla, Gossweiler, & Midgett, 1995;Proffitt, Creem, & Zosh, 2001;Shaffer, McManama, Swank, & Durgin, 2013;Stefanucci, Proffitt, Clore, & Parekh, 2008;Stigliani, Li, & Durgin, 2013;Taylor-Covill & Eves).…”