We hope you will consider joining the AAAPD! Membership is completely free, and the benefits include:

• Formally adding your voice to advocacy and educational efforts for powder diffraction in the US and around the world.
• Access to the AAAPD directory, which includes contact information and scientific interests of AAAPD members who opt in, facilitating opportunities for collaboration and support. (Note as of July 2025: The directory will first be made available after enough people have signed up for it.)
• Opportunities to provide direct input into the organization and activities of the AAAPD, including running for leadership positions if desired.

Click here to register as a member of the AAAPD!

Membership is permanent by default but can be rescinded anytime by emailing aaapowderdiffraction@gmail.com with your request to have your membership annulled.