message: Guard against falsy names in getInitialLetter
  This ensures we check for a falsy name in `getInitialLetter` instead of throwing
  errors. We should perhaps also fix whatever other issues have led to the input
  being undefined in the first place, but for now we leave this for another day.
  Hopefully helps with
diff: @@ -67,7 +67,7 @@ module.exports = {
  * @return {string} the first letter
  */
  getInitialLetter(name) {
  - if (name.length < 1) {
  + if (!name || name.length < 1) {
  return undefined;
  }
  