We now have a way for you to request a membership letter and/or certificate online. Whether you need to document your active INFORMS membership for a specific reason, or you would simply like to validate and commemorate it, you can request what you need in under a minute on this page: https://info.informs.org/membership-letter-and-certificate. (Be sure to enter the email address associated with your membership.)
Once you submit the form, you'll receive the letter or certificate in your inbox.
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Tracy Cahall
Member Engagement Manager
INFORMS
Catonsville MD
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