public function avatarImage($width = null, $height = null, $returnGravatarIfNotFound = false)
    {
        return new HtmlString(
          view()->make(
            "vendor.user.avatar", [
              'width'=>$width,
              'height'=>$height,
              'returnGravatarIfNotFound'=>$returnGravatarIfNotFound,
              'imageURL'=>$this->avatar($width, $height, $returnGravatarIfNotFound),
              'user'=>$this
            ]
          )->render()
        );
    }