Jim Curry and Robert Adler, both of Univ of Utah, on the impeachment trial. Alan Levinovitz, James Madison Univ, on Goop. Nobu Adilman, filmmaker and artist, on tracking down the people who auditioned to be Short Round for Indiana Jones. Magda and Nathaniel Newman, authors of “Normal: A Mother and Her Beautiful Son." Mozziyar Etemadi of Northwestern Univ on AI Mammograms.