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To add a specific user to your folder permissions, click on the "UCINetIDAuth" link.
You will need to type in the UCINetID of the person you would like to add. Click on the "Type" link at the top right-hand side of the window.
Type in the user's name using the format "UCINetIDAuth/<users ucinetid>". For example for Valerie Jones it would be "UCINetIDAuth/vjones". No not include quotes. Click on the yellow arrow to search and populate the name into the "Selected entries" box. Once the name returns, click "OK".
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Click on 'OK' to save the changes.
https://uci.atlassian.net/wiki/display/UCIKFSPUB/Modifying+Folder+Access+in+Cognos