ssipsis (birth name Eugenia T. Thompson) (June 10, 1941 – October 27, 2015) was a Penobscot poet, social worker, visual artist, writer, editor and storyteller.

ssipsis' mother, Dorothy Phillips, was Mohawk and her father, William Thomas, was Penobscot.

[1] ssipsis earned a sociology degree at Colby College where she met her husband Kenneth C. Thompson.

[5] Her art often reflected her dedication to tribal rights, including hemmed pieces to make political statements.

She typed each twenty page newsletter herself on a typewriter, often recirculating pertinent articles from local, state, and national newspapers, including many other American Indian periodicals.