When using both the HeaderText and column type of Checkbox the grid header show a checkbox instead of the header.
<GridColumns>
<GridColumn Field=@nameof(GroupDto.GroupId) IsPrimaryKey="true" Visible="false" />
<GridColumn Field=@nameof(GroupDto.Name) HeaderText="Name" ValidationRules="@(new { required=true})" Width="50"></GridColumn>
<GridColumn Field=@nameof(GroupDto.Members) HeaderText="Members" Width="25"></GridColumn>
@*<GridColumn Field="@GridData[0].Leaders[0].Leader.FullName" HeaderText="Leader width="25"></GridColumn>*@
<GridColumn Field=@nameof(GroupDto.Created) HeaderText="Created" ValidationRules="@(new { required=true})" Format="d" Type="ColumnType.Date" Width="50"></GridColumn>
<GridColumn Field=@nameof(GroupDto.IsArchived) HeaderText="Archived" Width="25"></GridColumn>
<GridColumn Field=@nameof(GroupDto.AllowIndividualRequests) HeaderText="Individual Request" Width="25"></GridColumn>
<GridColumn Field=@nameof(GroupDto.AllowSelfEnrollment) HeaderText="Self Enrollment" Width="25"></GridColumn>
<GridColumn Field=@nameof(GroupDto.AllowLeadersToViewMembers) HeaderText="Leaders View" Width="25"></GridColumn>
<GridColumn Field=@nameof(GroupDto.AllowIndividualsToKnow) HeaderText="Individuals View" Width="25"></GridColumn>
<GridColumn Field=@nameof(GroupDto.AllowMembersToViewMembers) HeaderText="Members View" Type="ColumnType.CheckBox" Width="25"></GridColumn>
<GridColumn Field=@nameof(GroupDto.TrackMeetingAttendance) HeaderText="Attendance" Type="ColumnType.CheckBox" Width="25"></GridColumn>
<GridColumn Field=@nameof(GroupDto.ShowCheckin) Type="ColumnType.CheckBox" Width="25"></GridColumn>
</GridColumns>
