Does 2 Peter 2:1 Contradict Particular Redemption?

On a number of occasions people have suggested to me that 2 Peter 2:1 presents a problem for the reformed doctrine of limited atonement.  In fact, it’s often considered one of the primary proof-texts against limited atonement (along with 1 John 2:2).  Since I was recently asked about this passage again, I’d like to share my [...]