I assume you've read Tunnel in the Sky? The past decades would have been much harder without what I learned as a boy from Deacon Matson... and if I'd learned it better, they would have been easier.<br><br>There are LOTS of Heinleiners out there... of course, since they tend to be more independent than any but the most rabid libertarians, they almost never actually join anything, so it's hard to gauge how many... :-)