“…As such, it was less burdensome for us to create a Spanish adaptation of the test. Second, both the ESI and ESI-R have been used fairly extensively in research and have been shown to be useful for theory development, test validation, and the exploration of the relation of spirituality to psychological and social functioning (e.g., Affeldt & MacDonald, 2010;Huber & MacDonald, 2012;Kassab & MacDonald, 2011;MacDonald, 2009;Mendez & MacDonald, 2012;Saucier & Skrzypinska, 2006). Third, the ESI-R has been studied in different cultures and support has been found for its reliability and validity (e.g., MacDonald et al, 2015;Muhamad, Roodenburg, & Moore, 2014;Proyer & Laub, 2015).…”