I dug up the article. It actually isn't too bad.
https://www.foxnews.com/health/cut-off-adult-child-psychology-researcher-reveals-what-parents-should-do-next
All of the advice is solid: listen, don't react immediately, don't get emotional, paraphrase back what people have said to ensure you are understanding what you're being told, using and asking for SBI statements, use more "I"s than "you"s, all that stuff. All legit.
It's not hard to spot where the messaging is being softened to appeal to conservative parents, especially the parts that imply why children may have simply misunderstood the parents' intent. ... Riiiight.
But the best read of the article's even-handedness can be found in the comments, many of which question the article's validity and proclaim happiness to be rid of their estranged family members. All the introspection and humility one might expect from that crowd.