Post History
The book exists in the present, so the characters do as well. The author, though, exists in the past, since he's no longer with us. Mark Twain wrote about a boy, Tom Sawyer, who has adventures...
Answer
#4: Attribution notice removed
Source: https://writers.stackexchange.com/a/45939 License name: CC BY-SA 3.0 License URL: https://creativecommons.org/licenses/by-sa/3.0/
#3: Attribution notice added
Source: https://writers.stackexchange.com/a/45939 License name: CC BY-SA 3.0 License URL: https://creativecommons.org/licenses/by-sa/3.0/
#2: Initial revision
The book exists in the present, so the characters do as well. The author, though, exists in the past, since he's no longer with us. > Mark Twain wrote about a boy, Tom Sawyer, who has adventures with his friends. It would not be wrong to write about the character in past tense if describing his actions that have already happened (because you finished the book). But present tense is okay here too. > Tom Sawyer nearly spoiled his friend's plan to run away. or > Tom Sawyer nearly spoils his friend's plan to run away.