The IDEAS Productivity project, in partnership with the DOE Computing Facilities of the ALCF, OLCF, and NERSC and the DOE Exascale Computing Project, hosts a webinar series on Best Practices for HPC Software Developers. A webinar titled “What’s New in Spack?” was presented by LLNL’s Todd Gamblin on July 15. Slides and a video (1:26:33) from the session are available.