Davidson Adair was an ordained Elder for the Mount Morris Ascension Presbyterian Church of New York City in Harlem.

[1][2] Adair was an advocate for early childhood education and helped to establish Head Start programs in Harlem.

[3] Adair was born Thelma Cornelia Davidson in 1920 in Iron Station, North Carolina, one of six children.

This was your country, and so the loyalty, and this is the mystery of it all, was so strong that you never, even as we worked in war plants, even as we brought our crippled back, even as we buried our dead and got flags – we were not fighting for someone else.

Morris UPC's Project Uplift, a precursor to the Arthur Eugene and Thelma Adair Community Life Center Head Start.

[7] In 1976, Adair was elected as a Moderator of the General Assembly for the Presbyterian Church, the first black woman to attain this role, travelling to 115 countries during her term.

She was one of the original founders of Presbyterian Senior Services, and was a participant with the Fellowship of the "Least Coin", a worldwide prayer movement.