Stephen Hillenburg, SpongeBob SquarePants' Author, dies at the age of 57

American suffered from amyotrophic lateral sclerosis.

Stephen Hillenburg (USA), author of the character SpongeBob, died at the age of 57, on Monday (26). He suffered from ALS (amyotrophic lateral sclerosis), a degenerative and incurable disease that compromises the nervous system and causes paralysis. The information is from the Variety magazine.

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