private void cboComposer_SelectionChanged(object sender, SelectionChangedEventArgs e)
        {
            if (cboComposer.SelectedItem != null)
            {
                Composer composer = composers.ElementAt(cboComposer.SelectedIndex);

                // Change the boxes on screen based on selected object
                txtFirstName.Text = composer.FirstName;
                txtLastName.Text  = composer.LastName;
                txtBio.Text       = composer.Bio;

                cboLocation.SelectedItem = locations.FirstOrDefault(l => l.Id == composer.LocationId);

                cboGender.SelectedItem = genders.FirstOrDefault(g => g.Id == composer.GenderId);

                cboRace.SelectedItem = races.FirstOrDefault(r => r.Id == composer.RaceId);
            }

            btnSave.Content = "Save Composer";
        }