TWiV notes the passing of Klaus Conzelmann, then reviews reverse-zoonoses of 2009 H1N1 pandemic influenza A viruses and evolution in United States swine, and reduction in dementia incidence in recipients of Zostavax. Hosts: Vincent Racaniello, Alan…

From the twiVivants, follow up on FluMist and Zoster vaccines, Zika virus update, and isolation of a multicomponent animal virus from mosquitoes.