The term 'thetas' refers to the transcendent siblings of Theta Delta Sigma Society, Inc.

Theta Delta Sigma is a coeducational, multicultural Greek letter organization.

Its a cultural, educational, social, and community service based society that seeks to establish and perpetuate siblinghood. “Siblinghood: Brotherhood as well as Sisterhood”

Theta Delta Sigma strives to give its members an opportunity to address the issues of minority awareness, multiculturalism, and diversity. As an organization we educate our community in understanding that diversity and multiculturalism isn’t limited to race and ethnicity but also includes gender, sexuality, economic, and social status.