The advent of antibiotics and other anti-microbial medicines changed the course of history. 

Now, their overuse threatens to change medicine all over again.

Mark Blaskovich is at the frontline; working to develop more powerful drugs to treat more mutant pathogens.

• GUEST: Professor Mark Blaskovich, medicinal chemist and co-founder of the University of Queensland's Centre for Superbug Solutions
• PRODUCER: Nancy Notzon