Por-prenicle was a final-year cadet at Starfleet Academy in the 2350s.
Por-prenicle studied Advanced Security Techniques in the same class as Tasha Yar circa 2358. Por-prenicle was also an archaeologist.
Commander Darryl Adin mentioned this to Yar as an example of the usefulness of knowing the talents of one's teammates. (TNG novel: Survivors)