Please join us for an exciting season of programs that are timely, educational, provocative, and fun! The Society offers three types of membership.

• Magellan Circle Membership includes tickets to all Explorer Series Programs, plus special events created exclusively for Circle members. See Magellan Circle for more information.

• Explorer Series Program: If you purchase the Explorer Series, it qualifies you as a member. You receive the tickets plus member benefits. See Explorer Series Programs for more information.

• General Membership (no series tickets included). Save with member prices for single tickets, special events, the Annual Dinner, and receive invitations to members-only special events.

Membership Benefits

• Special members-only events*
• Save on a series
• Save on additional single tickets
• Save up to 30% for special events including the Annual Dinner
• Exchange unexpired tickets for other dates including GEOFest programs
• Use tickets at either 2:00 PM or 7:30 PM
• Receive invitations to Society events

*During the season we will announce special programs featuring visiting explorers, achievers, and presenters for members only.

Membership Sign Up

Become a member: Sign Up Online, Print a Mail Order Form, or call 610–649–5220.