The National Sorority of Phi Delta Kappa, Incorporated is a professional organization of women in the field of education. The three-point program – Y.E.S., which stands for Youth, Education and Service, is the foundation of the organization.
The National Sorority of Phi Delta Kappa, Inc is a nonprofit, educational sorority founded by eight educators desiring to establish a sisterhood among teachers and promote the highest ideals of the teaching profession.
The eight founders are Gladys Merritt Ross (Mother Founder), Julia Asbury Barnes, Ella Wells Butler, Marguerite Gross, Florence Steele Hunt, Edna McConnell, Gladys Cannon Nunery and Mildred Morris Williams.
May 23, 1923, the date of incorporation, is recognized as the official Founders Day.