In this installment of Vernacular, Leah Libresco of FiveThirtyEight and Unequally Yoked joins us to talk about her conversion from atheism to Catholicism. Along the way, we discuss epistemology as it relates to finding theological truth and writing good data journalism. Separately, contributor Kevin Beauchemin returns to the show to discuss Pokemon GO!, the latest craze to hit your mobile phone. Our editorial question of the week: "Has Pokemon GO! made the world a better place?" Check out our blog for more information on this episode.