public function get_thumb( $object ) {
		$thumbnail = '';

		if ( $this->field->options( 'show_thumbnails' ) ) {
			// Set thumbnail if the options is true
			$thumbnail = $this->field->options( 'query_users' )
				? get_avatar( $object->ID, 25 )
				: get_the_post_thumbnail( $object->ID, array( 50, 50 ) );
		}

		return $thumbnail;
	}