How far along are you for the Illuminator badge? You need 500 qualifying answers; 50 for the Refiner and 1 for Explainer.
Q&A about the site for practitioners, researchers, and students in cognitive science, psychology, neuroscience, and psychiatry
select count(PostId) as [Answer Edits] from Posts q join PostHistory e on PostId = q.Id join Posts a on a.ParentId = q.Id and q.OwnerUserId <> a.OwnerUserId and UserId = a.OwnerUserId and abs(datediff(hour, a.CreationDate, e.CreationDate)) < 12 where PostHistoryTypeId in (4, 5, 6) -- Edit title, body, or tags and q.PostTypeId = 1 and a.PostTypeId = 2 and q.ClosedDate is null and a.Score >= 1 and a.OwnerUserId = ##UserId##