Stigma (letter) 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 used as a numeral symbol for the number 6. In this unrelated function, it is a continuation of the old letter digamma (originally Ϝ, cursive form ), which had served as a numeral since antiquity and was conflated with the σ-τ ligature in the minuscule handwriting of the Middle Ages. The στ ligature (, ) was one of many ligature forms that came into widespread use as
Hazing in Greek letter organizations if not all, hazing activities take place either during pledge (or “interest”) activities or rituals, which are almost always secretive. Additionally, since many Greek letter organizations, such as those governed by the National Pan-Hellenic Council (NPHC) and the National Association of Latino Fraternal Organizations (NALFO), prohibit their pledges (also known as “interests” or “new members”) from revealing their association with their organization until they have been initiated, it becomes increasingly difficult for institutions to reach out to members in anti-hazing efforts. It also becomes virtually impossible for these pledges or interests to reach out for help, especially if they wish