Stigma (letter) sigma form ς never occurs inside a word and is never used as a numeral either. Uppercase forms of stigma as a numeral (Ϛ) are rare in practice; when they occur, they can often be confused with uppercase forms of another numeral symbol, koppa (Ϟϟ), which stands for 90. Stigma is encoded in Unicode as "Greek letter stigma" U+03DA (Ϛ) and "Greek small letter stigma" U+03DB (ϛ). Stigma (letter) Stigma (ϛ) is a ligature of the Greek letters sigma (Σ) and tau (Τ), which was used in writing Greek between the Middle Ages and the 19th century. It is also
Hazing in Greek letter organizations to remain members, pledges, or interests of their organizations. However, Cheryl Drout and Christie Corsoro of State University of New York at Fredonia state, "Hazing, which is officially banned by all national Greek organizations, frequently comes to the public’s attention through the popular news media when the activities become fatal” (Drout & Corsoro, 2003). Unfortunately for multitudes of members of Greek organizations, “Sororities and fraternities have come to be synonymous with elitism, sexual assault, high-risk hazing (initiation ceremonies) and other bad behavior on American university campuses” (Marcus, 2007). Fraternities and sororities are commonly associated with paddling of members, especially new