Edrich was a male Human Starfleet flag officer in the 24th century.
In 2371, Edrich held the rank of commodore. He was the officer who relayed orders to Jean-Luc Picard to take on Admiral Leonard McCoy as a consultant in that year. (TNG novel: Crossover)
By 2379, he was an admiral and was considered an elder statesman at Starfleet Command. He was responsible for informing Captain Picard of Doctor Beverly Crusher's disappearance on Kevratas, and he ordered Picard to go to Kevratas with another medical expert to help cure their bloodfire plague. (TNG novel: Death in Winter)