Justice Opoku Nontwiri
The National Geographic Society and Allen Family Philanthropies
proudly recognizes
FOR CREATING A VIDEO THAT CAUGHT OUR ATTENTION
IN THE 2026 SLINGSHOT CHALLENGE
CERTIFICATE OF HONORABLE MENTION
SLINGSHOT CHALLENGE
DEBORAH R. GRAYSON, PhD
Chief Education & Community Engagement Officer
National Geographic Society
LARA LITTLEFIELD
Executive Director
Allen Family Philanthropies
Distributed by:
JON

Issued to

Justice Opoku Nontwiri

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Credential Verification

Issue date: May 14, 2026

ID: 0f5b5a44-9151-4419-9e8e-094c13f84475

Issued by

National Geographic Society

Using the power of science, exploration, education, and storytelling to illuminate and protect the wonder of our world.

Description

Digital Certificate of Honorable Mention in the 2026 Slingshot Challenge for creating a video that caught our attention in the Slingshot Challenge.