Can "according" be used after a subject?

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1

Can “according” be used after a subject?

2

“According to” is a “preposition”, which comes before the object of the preposition. A preposition that follows its object is contradictory to the nature of prepositions.

3
  1. To give or grant, especially as being due or appropriate: accorded the president the proper deference.
  2. Archaic To cause to conform or agree; bring into harmony.
4

According to Professor Tom Cobb, vocabulary learning was seen as “peripheral to language acquisition.” But, . . .
In this sentence, “vocabulary learning” is the subject of the sentence. “Professor Tom Cobb” is the object of the preposition “according to”.