Arthur J. Ammann

Arthur J. Ammann

In 1982, when pediatric immunologist Arthur Ammann documented the first known cases of AIDS transmission from mothers to infants, little was known about the disease. Today, more than two dozen drugs treat those infected by HIV, especially in wealthier countries. In...
Im Ja P. Choi

Im Ja P. Choi

Im Ja P. Choi at times felt helpless as her 85-year-old mother lay in a Philadelphia hospital bed recovering from three surgeries for stomach cancer. She watched in frustration as the nurses tried to communicate with her Korean mother in English. “They said, ‘roll...
Irving C. Wishnow

Irving C. Wishnow

In 1998, I read a letter in The Houston Chronicle that said thousands of schoolchildren never get eye exams or glasses because their families can’t afford them. I’m an optometrist, and I’ve long provided free eye care to many low-income kids. But...
Jaime A. Yrastorza

Jaime A. Yrastorza

I’m originally from the Philippines but have lived in the U.S. since 1949, and I’ve practiced maxillofacial surgery for 35 years in Wheat Ridge, Colorado. In 1988, I was part of a team that went to Ecuador to correct the facial asymmetry of children born...