In 2011, my wife, Courtney, and I, with my amazing mother and sister, opened the Nantz National Alzheimer Center at Houston Methodist Hospital.
Right now I belong to the wonderful organization called The Children's Action Network. The first thing we did was immunize 200,000 children across the country against childhood diseases.
The GAVI Alliance has achieved many things in its first dozen years, but none more important than helping save more than 5.5 million lives and prevent untold illness and suffering.
Hillary Clinton is on record supporting a doubling of community health centers in this country, which will mean that tens of millions of people - poor people - will have access to health care that do not have it today. Is that significant? It is very significant.
As soon as President Bush announced PEPFAR at the State of the Union, I had already been working in Africa for about five or six years.
Though President George W. Bush made some small noises about his intention to present some form of improved health coverage, nothing grew out of them.
I'm working with the March of Dimes to help make sure more babies have the chance of tomorrow.
I want to go to Sierra Leone with something - whether it's some sort of contribution to healthcare, or to the entertainment industry. My cousin is a nurse; we are talking about opening a clinic.