/**
  * Request a list of people associated with the company from the AngelList API, up to limit (default 3)
  *
  * @since 1.1
  * @param int $limit maximum amount of people
  * @return string HTML list of people
  */
 private function people($limit = 3)
 {
     // check for garbage
     if (!is_int($limit) || $limit < 1) {
         $limit = 3;
     }
     if (!class_exists('AngelList_API')) {
         require_once dirname(dirname(__FILE__)) . '/api.php';
     }
     $people = AngelList_API::get_roles_by_company($this->id);
     if (!is_array($people) || empty($people)) {
         return '';
     }
     if (!class_exists('AngelList_Person')) {
         require_once dirname(__FILE__) . '/person.php';
     }
     $founders = array();
     $everyone_else = array();
     foreach ($people as $person) {
         // only care about confirmed, active people
         if (!(isset($person->role) && isset($person->confirmed) && $person->confirmed === true && !isset($person->ended_at))) {
             continue;
         }
         if ($person->role === 'founder') {
             $founders[] = $person;
         } else {
             if (!in_array($person->role, array('referrer', 'attorney'), true)) {
                 $everyone_else[] = $person;
             }
         }
     }
     unset($people);
     $top_people = array();
     // founders get priority treatment
     if (!empty($founders)) {
         $top_people = AngelList_Person::order_by_follower_count($founders, $limit);
     }
     $people_count = count($top_people);
     if ($people_count < $limit && !empty($everyone_else)) {
         $top_people = array_merge($top_people, AngelList_Person::order_by_follower_count($everyone_else, $limit - $people_count));
     }
     // this should not happen. just in case
     if (empty($top_people)) {
         return '';
     }
     $people_html = '';
     foreach ($top_people as $person_data) {
         $person = new AngelList_Person($person_data);
         if (!(isset($person->name) && isset($person->role))) {
             continue;
         }
         $people_html .= $person->render($this->schema_org, $this->anchor_extra);
     }
     if ($people_html) {
         return '<ol class="angellist-people">' . $people_html . '</ol>';
     } else {
         return '';
     }
 }