Sedley AbercrombieSedley Abercrombie is a teacher librarian currently at South Davidson Middle and High School in Davidson County, North Carolina. Mrs. Abercrombie has served as a model in her county for use of digital resources and social media in the school library setting. Mrs. Abercrombie is a Symbaloo PD Pro Educator, a CommonSenseMedia certified educator, a NC School Library Media Association Emerging Leader and Advocacy Chair, conference presenter and founder of the weekly twitter chat for school librarians, #nctlchat.