Pencilsharp (alternatively PencilSharp) is the nom de réseau for a man with over 15 years of experience in the retail and customer service industries.
Aliases include "pS," "Uncle Sharp" and "Pen." Pencilsharp may also occasionally refer to Pencilsharp in the third-Pencilsharp. Much care and patience may be required at such times.
He can usually be found floating around wikimedia sites, as well as the Consumerist website,  helping where he can.