Legal
The National Puzzlers’ League (NPL) is a 501(c)(3) non-profit corporation, with a formalized governance.
Copyright
This website and all content contained herein is © Copyright by the National Puzzlers’ League and its members. Some content is exclusively copyrighted by members and provided with their permission. Unless otherwise stated, no content from our websites or League publications may be copied or republished without permission of the copyright holders.
Author’s Rights
In conjunction with U.S. copyright law, the NPL has established the following policies regarding authors’ rights to their works submitted to The Enigma and presented at its conventions:
- All material submitted or presented remains the full property and copyright of the author. The NPL asserts and owns a copyright on its collections of works, including all issues of The Enigma and our websites.
- The NPL retains the right to reproduce submitted material in any medium whose audience is primarily NPL members or whose primary intent is NPL recruitment.
- The NPL retains the right to reproduce material presented as part of the official program at a convention in any medium whose audience is primarily NPL members or whose primary intent is NPL recruitment.
- If the NPL wishes to reproduce any such material in a medium whose audience is broader than listed above, it must get written permission from the author.
- Individual authors may freely republish their own puzzles anywhere they so choose (but are asked to refrain from doing so until appropriate solving deadlines for their puzzles have passed).
Privacy Policy
The League has a formal policy regarding member privacy and how we handle personal data. Additional privacy issues are addressed in the Code of Conduct.
Mailing Address
National Puzzlers’ League, c/o Katie Hamill, 27 Lanark Rd, Arlington MA 02476.