Linguists have for a long time been in two opposing camps regarding how to explain the phenomenon of floating quantifiers, exemplified in the following two sentences: (i) All the students have read the book. (ii) The students have all read the book. The quantifier all in (i) modifies the phrase the students. The question is what enables the quantifier to float away from the phrase that it modifies in (ii). For a long time, many linguists have believed that (i) and (ii) are unrelated. They have assumed that the subject in (i) is "all the students" and that the subject in (ii) is "the students," with "all" being a kind of adverb located in a typical adverbial position, right next to the verb phrase. This approach is usually called the Adverbi...