The answer was...
Copyright laws still do apply. The question is who owns the copyright in the works. Because a true volunteer is not an employee the works would not be works for hire. If they were works for hire the nonprofit would own the copyright. But since the volunteer is not an...
A volunteer creates many works for a nonprofit, without signing anything or giving ownership of the works to the nonprofit. The work is used, but after about a year, the volunteer resigns and, a month after the resignation, demands the nonprofit cease and desist all use of his/her intellectual...