On FriendshipFriends can help to form the basic structure of our lives but we very often take them for granted. Friends can sometimes be regarded as an oppressive burden when they appear to be greedily demanding too much of us. How to get the balance right is a perennial concern and the subject of much fiction and drama. But has this always been the case or is the nature and meaning of friendship changing in contemporary society? Ray Pahl explores these issues as