Possible Clues:

• Dr. Seuss' real last name
• Theodor whose middle name was Seuss
• Real last name of Dr. Seuss
• Dr. Seuss's surname
• Theodor ___ a.k.a. Dr. Seuss
• Theodor ___ (Dr. Seuss's real name)
• Loser
• Dr. Seuss' real surname
• Seuss, actually
• Seuss' real name