The Eveste Elders were a body present within Andorian culture and were in charge of the race's Shelthreth mating ceremonies. (DS9 novel: Unity) In an alternate timeline, the Eveste Elders refused to allow Thelin and Thali sh'Dani to mate because it would have been an interracial marriage (Thelin has Aenar ancestry). (Star Trek: Myriad Universes novel: The Chimes at Midnight)