The Question and Answer section for The Alchemist (Jonson) is a great resource to ask questions, find answers, and discuss the novel.
Which characters are you referring to?
Sorry, this question will take too much detail: it is beyond the scope of this short answer forum.
The Alchemist is one of Ben Jonson's four great comedies. The gulls are "gullible," easily led to lend their belief to the tricks and plots of the conmen. The play itself is obsessed from the Prologue onward with the idea of what Coleridge would...