Well that is helpful.  Didn't even know that was a standard field.  Thank you

Thanks.  Boo but thanks for the quick reply.

I have built a task report.  I am accessing the Predecessor collection as follows:displayname=Predecessor Planned Laglistdelimiter=<p>listmethod=nested(predecessors).liststype=iteratevaluefield=predecessor:actualCompletionDatevalueformat=HTMLbut what I would really love to do is get the WEEKDAYDIFF ...

I think the 2 best articles are below:Dates: https://experienceleague.adobe.com/en/docs/workfront/using/reporting/reports/text-mode/format-dates-in-text-mode-reportsNumbers: https://experienceleague.adobe.com/en/docs/workfront/using/reporting/reports/text-mode/format-numbers-in-text-mode-reports