Though body size can be altered with environmental or behavioral changes, anatomic shape, which appears to be genetically determined, cannot be changed except by surgery, trauma, or illness.
Specific contributions to a scientific article entitle the contributor to be included as an author; requests for authorship by those who have not made those specific contributions are unethical.
A new AMA policy provide guidance for physician-scientists on dual-use research issues and reinforces the message that ethical conduct in scientific research ultimately rests with the individual researcher.