Dear Bill, I just read your 2019 Professor Hawking Fellowship lecture delivered in Cambridge. I am grateful that you have taken up global health as focus for your philanthropy. My background is public (international) health, so I understood every bit of your concern.  I was born in the Philippines when it was still a developing nation.  In 1976, after graduation from Nursing, I joined the faculty of the UP Institute of Health Sciences. At that time, it was creating…