A conversation with Kiran Krishnan almost feels like stepping into the world of science fiction: “We really are a collection of organisms. There’s a word for it, it’s called holobiome… The holobiome means a super-organism. So what we really are is a walking talking rain forest. We are a collection of mini-ecologies all over our body.”  In addition to his title of research microbiologist, Kiran describes himself as a supernerd, “My superpower is I’m a supernerd who can talk to humans.” He loves...