I have some cookie fixes in. Old cookies can cause troubles, so please follow these steps if you are noticing any problems with user selections not being persistent across all pages:
- force reload TM
- clear all travelmapping.net cookies saved in your browser
Once you then choose your username from any traveler list, it should be remembered across all page transitions.
Note that you would need to do the same thing on other TM sites if you use the development or staging servers, or if you are a tmrail.teresco.org user.