public static function get_taxonomy_field( $taxonomy_term, $field = '' ) {
		if ( is_a( $taxonomy_term, 'WP_Term' ) ) {
			return self::get_field( $taxonomy_term, $field );
		} elseif ( is_array( $taxonomy_term ) && count( $taxonomy_term ) >= 2 ) {
			return self::get_field( "{$taxonomy_term[0]}_{$taxonomy_term[1]}", $field );
		}
		throw new \Exception( '$taxonomy_term must be either a term object or an array of [$taxonomy, $term_id]' );
	}