Mahlan Dircksen
The National Geographic Society and the Paul G. Allen Family Foundation
proudly recognizes
proudly recognizes
FOR PARTICIPATING IN THE 2025 SLINGSHOT CHALLENGE
CERTIFICATE OF PARTICIPATION
SLINGSHOT CHALLENGE
DEBORAH R. GRAYSON, PhD
Chief Education Officer
National Geographic Society
LARA LITTLEFIELD
Executive Director, Partnerships and Programs
Paul G. Allen Family Foundation
Issued to
Mahlan Dircksen
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Credential Verification
Issue date: May 16, 2025
ID: c666f839-1515-43a8-bfb4-da90f4299af4