This double issue of Critical Studies in Improvisation / Études critiques en improvisation (CSI-ÉCI) on “Improvisation, Musical Communities, and the COVID-19 Pandemic” is the second of two volumes comprising three special issues in total. Our second volume includes the introduction from the previous issue, slightly altered to reflect new developments in the weeks since we published the first volume, as well as new writing that provides an overview of the contents of this volume specifically. Readers who have read the introduction to volume one and would like to proceed directly to the volume two-specific introduction, “Viral Contagions and the Dream of Liveness,” may do so by following this link. CSI-ÉCI is also pleased to present six general topics book reviews, which can be found immediately following the contents of the special issue.