What is name of the mage in Alice in Wonderland

There is no 'mage' in the original book nor the major movie adaptations of Alice in Wonderland.

However, in the game Gray Matter the name of the mage is 'LEWISCARROLL'

OBSERVE Sam's diary.
READ for the name of "Alice in Wonderland" mage (also known as author).
ACTION to spell LEWISCARROLL on keypad.
EXIT out of rabbit hole.

From a Gray Matter walkthrough (see related link, below)