A variety of membership categories and options are offered in an effort to foster a diverse and inclusive community.

Membership in the Association includes two main categories of membership: individual and organizational.

Individual membership includes four main types of individual memberships: Regular, Associate, Student and Honorary.

Regular individual members are individuals who belong to a Member Organization who wish to participate in the activities of the Association.

Associate individual members are individuals who wish to participate in the activities of the Association.

Student memberships can be extended to any active (full-time undergraduate/graduate) student in higher (third-level) education.

Honorary members are persons who have rendered a particularly important service to the Association and may receive Honorary Membership.

Organizational membership includes two main types of organizational memberships: Regular and Sponsor.

Regular organizational members are research, educational, non-governmental, governmental and commercial organizations involved in activities related to development and dissemination of knowledge on IAS.

Sponsoring organizational members include any organization wishing to support activities of the Association with targeted donations, grants or other legitimate funding mechanisms.