02/16/2026
Dr. Sengua Koipapi. Final year neurosurgery resident at MOI, Daar es Salam, Tanzania.
“G4 is a great community dedicated in advancing SOTA care worldwide”
The Chairman’s Challenge is our campaign to showcase the diversity of global surgical efforts. To participate, post a photo wearing your orange G4 Alliance cap, telling us where in the world you are and what you’re doing to support global surgery.