VisualizerExtensionExample/MailAddressVisualizerTest/MailAddressVisualizer/MailAddressVisualizerUserControl.xaml

<DataTemplate xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation">
    <Grid>
        <Grid.ColumnDefinitions>
            <ColumnDefinition Width="100"></ColumnDefinition>
            <ColumnDefinition Width="*"></ColumnDefinition>
        </Grid.ColumnDefinitions>
        <Grid.RowDefinitions>
            <RowDefinition Height="20"></RowDefinition>
            <RowDefinition Height="20"></RowDefinition>
        </Grid.RowDefinitions>
        <TextBlock Text="Display Name" Grid.Column="0" Grid.Row="0" />
        <TextBlock Text="{Binding DisplayName}" Grid.Column="1" Grid.Row="0" />
        <TextBlock Text="Email" Grid.Column="0" Grid.Row="1" />
        <TextBlock Text="{Binding Email}" Grid.Column="1" Grid.Row="1" />
    </Grid>
</DataTemplate>