Is it “on hindsight” or “in hindsight”

Which is the right preposition to use?

QUESTION

Is it “on hindsight” or “in hindsight”?

ANSWER

You can use both “in hindsight” and “on hindsight”. “In hindsight” is more popular or common.

Source: Edited from “English As It is Broken” on STOMP. Visit www.stomp.com.sg for more.