User:Jollyroger131
 | This user is a statistician. |
 | This user is a participant in WikiProject Statistics. |
 | This user participates in WikiProject Physics. |
| mu-4 | This user plays music at a moderately high level. Thought to be a fairly good Musician. |
 | This user is a participant in WikiProject Music. |
 | This user participates in WikiProject Aviation. |