David DeFranza @ddefranza.bsky.social · 27/04/2026Our new paper finds that not all misinformation sharers face equal consequences. On Reddit, low-status users get downvoted and challenged. High-status users see engagement hold or even increase. Reputation may matter more than accuracy. (Open access) doi.org/10.1093/jcmc/zmag005 001
David DeFranza @ddefranza.bsky.social · 09/01/2026Struggling to fit a Zero-Inflated LASSO with a large-N dataset? My new package, gradLasso, uses optimized gradient descent which scales efficiently and includes λ CV, stability selection, bootstrapped coefficients and confidence intervals, and more. cran.r-project.org/package=grad... #rstats 031