hi friends

i need your help, i ve one problem regarding my wordpress CMS, i ve website toptensthings.com i ve installed wordpress, its has been 6th month, i ve not see Author box in edit post or even add new post.. even i reinstalled wordpress, i could not able to restore it yet, i changed themes to check as well. But i ve not get it. kindly tell me, how i can fix it

pZtb6.png

thanks, i attached the screenshot for understanding ,