“…Louis, 2012b), readability and resistance to order effects or respondent errors (St. Louis, Lubker, Yaruss, Adkins, & Pill, 2008), translatability (St. Louis, Andrade, Georgieva, & Troudt, 2005;St. Louis & Roberts, 2010), robustness in paper-and-pencil versus online administration (St. Louis, 2012b), sensitivity to probability versus convenience sampling (Özdemir, St. Louis, & Topbaş, 2011a), and equivalence with or without a printed definition of stuttering (St. Louis, 2012b;. In terms of measured attitudes, the POSHA-S has been shown to be sensitive to attempts to modify attitudes (Flynn & St. Louis, 2011;St.…”