Thasnai Sethaseree was born in Bangkok, Thailand in 1968. Recurrent themes in his practice have included issues of memory, migration, and a philosophical questioning of the nature of knowing. Sethaseree is best-known for his conceptual and relational works, usually ephemeral in nature; his practice has recently turned to sculpture and painting. His turn to painting recently premiered at the prestigious Yerba Buena Center for the Arts in San Francisco as part of a project organized by Rirkrit Tiravanija.
He currently lives and works in Chiang Mai, Thailand.