When you are exporting a User Picker field, you can set the which Profile details are to be displayed
If you are exporting a Single User Picker or Multiple Users Picker custom fields, you can output the Display Name using the fullname function:
${fullname:<Field name>} |
If you are exporting a User Picker or Multiple Users Likewise, for the same custom field, you can output the email using the emailaddress function instead:
${emailaddress:<Field name>} |
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