Her first professional job was in 1994 when, according to her website, the publisher Wizards of the Coast approached her to contribute art work to Magic: The Gathering.
[1] Her husband Steven Plagman designs and cuts mats for her, and she provided chapter illustrations for a high fantasy novel that he wrote.
[4] She creates resin fairies with translucent wings, including one called "Prelude in Blue".
Thomas was the Artist Guest of Honor at the InCon science fiction and fantasy convention in Spokane, Washington in 2000.
[6] She was the Artist Guest of Honor at Windycon 37, a Chicago area SF conference, in 2010.