old_contents: from django.contrib import admin
  
  from wafer.talks.models import Talk
  
  
  admin.site.register(Talk)
  
new_contents: from django.contrib import admin
  
  from wafer.talks.models import Talk
  
  
  class TalkAdmin(admin.ModelAdmin):
      list_display = ('corresponding_author', 'title', 'status')
  
  
  admin.site.register(Talk, TalkAdmin)
  
subject: Add status to talk admin display.