The un-encapsidated TWiV Humans discuss finding hepatitis D virus-related sequences in birds and snakes, and fatal swine acute diarrhoea syndrome caused by a coronavirus of bat origin.

The TWiV team discuss the biology of Ebola viruses, and how localization of the membrane proteins of vaccinia virus drive function: the fusion machinery sits at the tips of virions, and binding proteins are at the sides.

Vincent visits the Smithsonian Institution and speaks with Sabrina Sholts, Jon Epstein, and Ed Niles about the exhibit Outbreak: Epidemics in a Connected World.

From the EIDA2Z conference at Boston University, Vincent, Alan and Paul meet up with Ralph Baric, Felix Drexler, Marion Koopmans, and Stacey Schultz-Cherry to talk about discovering, understanding, protecting, and collaborating on emerging infectious diseases.