Sulak was a Vulcan male serving in Starfleet during the 24th century. Admiral Sulak served as the Superintendent while William T. Riker was attending Starfleet Academy. He took the time to memorize the personnel file of every single cadet. (TNG episode: "The First Duty") In 2357, he was still serving as the Superintendent when Worf was a cadet. (TNG - Starfleet Academy novel: Worf's First Adventure)