Reported Covid cases and hospitalizations are currently declining in Indiana, and vaccination rates are up. (As of March 31st, 2021, Hoosiers 16+ are eligible to register for vaccinations.) In this On Topic with IU quick hit Shandy Dearth, from the Fairbanks School of Public Health at IUPUI in Indianapolis, talks about how the Johnson & Johnson vaccine helped speed up vaccinations, and discussed how we study the success of all of the vaccines that are on the market.