he is a famous scientist specializing in robotics, he is the creator/designer of the AI ​​system referred to as Robot Master , among which  Proto Man ,  Mega Man , Roll, etc. His biggest dream is to benefit humanity with the use of technology.

His full name is Doctor Thomas Light . He also sometimes uses the nickname Dr. "I'm Always" Right, being a pun on his last name, Right, which translates to "Correct" in English. So his nickname is "I'm always right."