On Thu, Jan 17, 2019 at 3:44 PM Rich Shepard <rshepard@xxxxxxxxxxxxxxx> wrote: > FROM People AS p > JOIN Organizations AS o ON p.org_id = o.org_id > JOIN Contacts AS c ON c.person_id = p.person_id I would advise changing Contacts to "Activities" as the former can readily be interpreted (and is in the wild) as both "an instance of contacting a person" and "the person at the organization who is being contacted" (i.e., your People class). David J.