Nelson Mandela and Malcolm X came out of prison stronger.

Our lives sometimes depend on computers performing as predicted.

The hardship of living in a refugee camp made me psychologically strong.

I have expertise in five different fields which helps me to easily understand the analogy between my scientific problems and those occurring in nature.

Scientists try to discover or unravel the mysteries of nature. Some of the problems we are trying to solve have been solved in nature.

Eighty percent of Americans with HIV do not know they are infected.

The greatest grand challenge for any scientist is discovering how to prevent the spread of HIV and finding the cure or an effective vaccine for AIDS.