Taken individually, the authors acknowledge, every piece of evidence they found could have an alternative explanation.

It set a lot of people off, especially when the author acknowledged that he invented the quote.

As the authors acknowledge, the statistics are subject to more than one interpretation.

The study, which the authors acknowledge was a small one, involved 45 men and 29 women.

But the plan has pitfalls, as even its authors acknowledge.

The authors acknowledge that some factor other than family size or birth order may be the cause of the findings.

This is a grim message, the authors acknowledge, but someone must deliver it.

The authors of the new study acknowledged that their results were a little rough.

The author acknowledges that much scholarship remains to be done on syphilis.

The authors acknowledge that this was a small study, but say the results are striking.