(CBS) — It’s a sorority, but lots more.

To be a member you are asked to give back to the community because that’s what Delta Sigma Theta is all about.

CBS 2’s Harry Porterfield says these women are all someone you should know.

Founded in 1913 on the campus of Howard University, the organization is working on its second century. Through the years the organization has placed a heavy emphasis on adult literacy.

A staff of volunteer tutors is certified and trained to teach adults how to read.

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