"We have to believe in a better world, or else, why do what we do?" According to Hossam Elsharkawi, hope is the driving force behind his humanitarian career. It's something he learned about when he was 3 years old. "I'm the son of refugees. Don't let the tie fool you. In 1967, when the conflict in Gaza happened, I was with my grandparents and my 2-year-old brother. My grandfather's house was bombed, and we were both injured by glass shrapnel. It was the ICRC that medevaced us out of Gaza. My earliest childhood memories are of that evacuation — of a Red Cross truck. I have flashbacks of the cross on a white background on a big truck. I remember my grandfather telling me as he handed us to a Red Cross delegate, 'You are the big boy now. Take care of your brother.' I remember feeling proud, you know, 'I'm going to take care of my brother,' and I remember feeling like I was an adult already at 3." This experience subconsciously shaped Dr. Elsharkawi's career, "I didn't grow up thinking...