An exciting virtual talk by Dr. Juan (Helen) Zhou entitled “Mapping early brain network changes in neurodegenerative and cerebrovascular disorders: a longitudinal perspective.” This talk is co-sponsored by the Center for Translational Research in Neuroimaging and Data Science (TReNDS, https://trendscenter.org/) and the Data Science Initiative, IEEE Signal Processing Society (IEEE-SPS, https://signalprocessingsociety.org).