Lost sender's name in my received emails. I recently uploaded IOS7 onto my iPhone 4S and now I can't see the name of the sender of any newly received emails in my inbox. Can anyone help?  Nothing too techy please - plain English needed. Thanks
Go to "Settings" -> "Mail, Contacts, Calendars" 
scroll down to "CONTACTS" go to entry "Short Name" at the bottom of this page uncheck "Prefer Nicknames"