WordPress as a SNS?

Not sure about a “page”, but might want to review the concept of the Author Templates and some author plugins. Here’s a few resources:

http://blog.themeforest.net/wordpress/wordpress-author-details/
http://wordpress.org/extend/plugins/dmsguestbook/
http://wordpress.org/extend/plugins/user-photo/
http://wordpress.org/extend/plugins/profile-pic/ Use the shortcodes [printprofile] and / or [printprofilepic]
http://wordpress.org/extend/plugins/wp-authors/
http://wordpress.org/extend/plugins/extended-profile/
http://wordpress.org/extend/plugins/author-exposed/
http://wordpress.org/extend/plugins/author-avatars/
http://wordpress.org/extend/plugins/list-authors-plus/ – offers template tag to sort by post count, exclude roles, exclude user id, exclude user name.
http://wordpress.org/extend/plugins/addauthor/ inside the loop, a gravatar of the author of the post, the description of the author of the post, the nick of the author of the post and the date of the post.