Use CleanSlateCMS to output JSON for a profile index template.

profile_index.json

[<r:children:each limit='{$limit}' labels='{$labels}'>
  {
    "id": <r:page:id />,
    "page_published_at": "<r:date_format format='httpdate' value='{page:published_at}' />",
    "page_url": "<r:page:url />",
    "page_name": "<r:page:name />",
    "page_alternate_name": "<r:page:alternate_name />",
    "profile_name": "<r:page:content name='wvu-profile__name' />",
    "profile_job_title": "<r:page:content name='wvu-profile__job-title' />",
    "profile_email": "<r:escape_xml><r:page:content name='wvu-profile__email' /></r:escape_xml>",
    "profile_phone": "<r:page:content name='wvu-profile__phone' />",
    "profile_short_description": "<r:page:content name='wvu-profile__short-description' />",
    "profile_photo": "<r:escape_xml><r:page:content name='wvu-profile__photo' absolute_urls='true' /></r:escape_xml>"
  }<r:next_sibling>,</r:next_sibling>
</r:children:each>]