### Clue: Source of inspiration in work of popular aged coach (3,9)
### Answer: PEP GUARDIOLA 
 ### Explanation: Definition: coach
 **The 1st letter of**(Source of) "inspiration" ***contained in***(in) **anagram of**(work of) POPULAR AGED.
Defn: …, and currently manager of the Manchester City football team. (As an aside, is he also coach of the team?)