Check out Critiquing behaviors by firstname.lastname@example.org. Here is an excerpt:
It was famously said, in a paraphrase: lead people, manage things. I buy into this advice, so I’m always on the alert for something that plays into it.
So here’s a distillation of best practice for delivering criticism. And, full disclosure: the first time I really had to do this, I really…
The full article is available here.