<telerik:GridViewDataColumn DataMemberBinding="{Binding HoursValue}" ColumnGroupName="HoursInfo"
HeaderCellStyle="{DynamicResource GridViewHeaderRowStyle1}" Width="100" HeaderTextAlignment="Center">
<telerik:GridViewColumn.Header>
<StackPanel Orientation="Horizontal" HorizontalAlignment="Center">
<TextBlock Text="Hours "/>
 <TextBlock Text="{Binding ElementName=chkCompYear, Path=Content}"/> // here binding is not working
or
<TextBlock Text="{Binding Year}"/> // here binding is not working
</StackPanel>
</telerik:GridViewColumn.Header>
</telerik:GridViewDataColumn>
<CheckBox Name="chkYear" Content="{Binding Year}" // Here it is working
Model
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public string Year {get; set;}
 I can able to bind the data to checkbox which is outside the RadGridview, But I cant bind the header.
Pls help me out to resolve this
<telerik:RadGridView x:Name="AccountGroupsGridView"                     HorizontalAlignment="Stretch"                     VerticalAlignment="Stretch"                     Width="{Binding ElementName=LayoutRoot, Path=ActualWidth}"                     Height="{Binding ElementName=LayoutRoot, Path=ActualHeight}"                     ScrollViewer.VerticalScrollBarVisibility="Auto"                     ScrollViewer.HorizontalScrollBarVisibility="Auto"                     IsSynchronizedWithCurrentItem="True"                     AutoGenerateColumns="False"                     VerticalGridLinesBrush="Transparent"                     AlternationCount="2"                     AlternateRowBackground="AliceBlue"                     CanUserDeleteRows="True"                     CanUserInsertRows="True"                     ColumnWidth="*"                     ShowGroupPanel="False"                     RowIndicatorVisibility="Collapsed"                     Focusable="False"                     ItemsSource="{Binding Path=AccountGroups}">    <telerik:RadGridView.Columns>        <telerik:GridViewDataColumn x:Name="AccountGroupCodeColumn"                                    UniqueName="AccountGroupCodeColumn"                                    Header="{x:Static localProperties:Resources.Account_Group_Code}"                                    DataMemberBinding="{Binding Path=AccountGroupCode,                                         Mode=TwoWay, UpdateSourceTrigger=PropertyChanged}"                                    Width="200"                                    IsReadOnly="False"                                    IsFilterable="False"                                    IsGroupable="False"                                    IsSortable="False"                                    IsResizable="False"                                    ShowFieldFilters="False"                                    ShowFilterButton="False"                                    ShowDistinctFilters="False">        </telerik:GridViewDataColumn>        <telerik:GridViewDataColumn x:Name="DescriptionColumn"                                    UniqueName="DescriptionColumn"                                    Header="{x:Static localProperties:Resources.Description}"                                    Width="*"                                    DataMemberBinding="{Binding Path=Description,                                         Mode=TwoWay, UpdateSourceTrigger=PropertyChanged}"                                    IsFilterable="False"                                    IsGroupable="False"                                    IsSortable="False"                                    ShowFieldFilters="False"                                    ShowFilterButton="False"                                    ShowDistinctFilters="False">        </telerik:GridViewDataColumn>    </telerik:RadGridView.Columns>    <telerik:RadGridView.GroupDescriptors>        <telerik:GroupDescriptor Member="AccountCategory.CategoryName" />    </telerik:RadGridView.GroupDescriptors></telerik:RadGridView>