When Erin's computer crashed she called Grayson the company's computer technician. Grayson was able to restore the system and get Erin's computer work properly, therefore, it is appropriate to recognize Grayson for his expert power.

Expert Power

A form of power derived from the skills or expertise of an individual, which makes others rely on them for specialized information or decision-making.

Computer Technician

An expert skilled in maintaining and repairing computer systems, networks, and hardware.