--- /dev/null
+<?php
+/**
+ * Zend Framework (http://framework.zend.com/)
+ *
+ * @link http://github.com/zendframework/zf2 for the canonical source repository
+ * @copyright Copyright (c) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license http://framework.zend.com/license/new-bsd New BSD License
+ */
+
+namespace Zend\Feed\Reader\Collection;
+
+class Author extends AbstractCollection
+{
+ /**
+ * Return a simple array of the most relevant slice of
+ * the author values, i.e. all author names.
+ *
+ * @return array
+ */
+ public function getValues()
+ {
+ $authors = [];
+ foreach ($this->getIterator() as $element) {
+ $authors[] = $element['name'];
+ }
+ return array_unique($authors);
+ }
+}