add-user-data-to-list.ps1

@'
username,fullname
user1,"user one"
user2,"user two"
'@ | ConvertFrom-Csv | foreach {
    $AD = Get-ADUser -Identity $_.username
    New-Object PSObject -Property @{
        UserName = $_.username
        FullName = $_.fullname
        Name = $AD.Name
        GivenName = $AD.GivenName
    }
}