“Work for hire” can exist only under two conditions. First, it can exist in an employer-employee relationship where the work is part of the author’s employment. Indicia that you are an employee includes use of the employer’s work space and equipment, ...
Writers can adapt or incorporate someone else’s work into their own if one of the following conditions are met: (1) if the existing work is in the public domain, (2) if the use constitutes a “fair use,” or (3) if the writer has a license to do so. ...