The Society welcomes individuals, societies, and institutions who wish to become members in any of the categories listed below. Memberships can be purchased by credit card, check, or money order.

Membership payment can be done by credit card online (by clicking on the "buy" button below), or by sending a check or money order to the Secretary/Treasurer. Click on the file name to download a Microsoft Word form (IWSS Membership Form 2021.doc) or a pdf form (IWSS Membership Form 2021.pdf).