Jess Stephenson is a new Assistant Professor at the University of Pittsburgh, USA. She is interested in factors affecting the spread of infectious diseases through natural populations, and how these ecological factors might affect the evolution of both host and parasite. Here, she describes her most recent paper on the role of host behaviour in disease transmission and shares the #StoryBehindThePaper. Across animal taxa, individuals … Continue reading Guppies only avoid infected shoalmates when they pose the highest risk of transmission