The Override Node Options module allows permissions to be set to each field within the Authoring information and Publishing options field sets on the node form. It also allows selected field sets to be set as collapsed and / or collapsible.
- Download, unpack and place in sites/all/modules/
- Adjust access control in admin/user/permissions
- Adjust Fieldset options in admin/settings/override_node_options
Note: Autocomplete "Authored by" field only works if user has "Access user profiles" permission.
For those wanting to allow users to view unpublished nodes may find this module useful, http://drupal.org/project/view_unpublished.