The tone of the paper strikes a happy medium between layman approachability and technical accuracy.
comparison shopping can help you find a happy medium.
Down and feather blends are a good happy medium because they are moderately priced, comfortable, and tend to hold their shape.
If there is no need for distant vision correction and they don't want to keep removing their reading glasses, bifocals are the happy medium.
Controlling the mech wasn't light nor heavy: it was a happy medium.
Cute tankini swimsuits offer a happy medium.