### Clue: Librettist making three times as much in recession (name withheld) (7)
### Answer: GILBERT 
 ### Explanation: Definition: Librettist
  **Reversal of**(in recession) [TREBLIG{"trebling"(three times as much) **minus**(withheld) "n"(name)}]
Defn:  Sir William, dramatist, humourist and librettist, half of the Gilbert and Sullivan team, responsible for English comic operettas