Please give a humongous warm welcome to Hussein Zagarbi. [Applause] I was born and raised in a closenet, crowded family that deeply believed in education, science, and taking care of one another. And in the middle of that beautiful chaos, my older brother stood out.He was everything to me. My mentor, my role model, the person I looked up to the most. He was brilliant, kind, and full of life.But about 10 years ago, I watched that life fade away. At just 30 years old, he was diagnosed with a rare blood diseas ...