Leonard Hayflick has been unafraid to speak his mind, whether it is to upend a well-entrenched dogma or to challenge the federal government. At 86, he’s nowhere near retirement.
A chemical engineer walks into a biology lab . . . and revolutionizes bioengineering. How Robert Langer blazed a trail in drug delivery and regenerative medicine.
Alan Aderem earned his PhD while under house arrest for protesting apartheid in South Africa. His early political involvement has guided his scientific focus, encouraging fellow systems biologists to study immunology and infectious diseases.
Not one to shy away from controversy, Bruce Ames has pitted himself against industry groups, environmentalists, and his peers through his work identifying DNA mutagens. And he’s not done yet.