- Delta Sigma Theta Sorority Inc. Gwinnett County Alumnae Chapter Scholarship: All African American high school seniors who attend a high school in Gwinnett County, except Centerville, Snellville, and Loganville (Grayson H.S., Brookwood H.S., South Gwinnett H.S., and Shiloh H.S.), are eligible to apply. All parts of the application must be received by February 11, 2022.