Domain experts were asked to evaluate TOEFL questions. They didn't do a great job.
www.sciencedirect.com/science/arti...
I found this recent report which summarizes how new TOEFL scores were mapped to old TOEFL scores.
ETS really ought to put all of these important documents in one place.
www.ets.org/pdfs/toefl/s...
There is a chart from ETS to convert between IELTS and New TOEFL scores. I don't think it is based on an actual concordance study. But it's there if you need it.
toeflaccess.ets.org/help/en/arti...
The IELTS partners have issued a statement in response to Ofqual's ruling.
ielts.org/news-and-ins...
Starting July 17, all IELTS score reports will have a big Ofqual logo on them. I guess this is part of the "Action Plan" that Cambridge agreed to.
ielts.org/news-and-ins...