E-Mail Michelle O'Malley(link is external) has long been inspired by gut microbes. Since she began studying the herbivore digestive tract, the UC Santa Barbara chemical engineering professor has guided several students to their doctoral degrees, won early and mid-career awards (including a recognition from President Obama), attained tenure and advanced to the position of full professor. She even had three children along the way. A constant through it all: goat poop. "This has been the longest single effort in my lab," said O'Malley, who with her research team way back in 2015 first embarked...