Overall, there’s promising news about Pennsylvania’s vaccine efforts, and progress has been swift since the state opened eligibility to everyone 16 and older earlier this month. As of Thursday, more than half of Pennsylvania’s eligible population had gotten at least one shot, according to Inquirer data analysis. That question of access becomes key as demand slows, said Harald Schmidt, a medical ethics and health policy professor at the University of Pennsylvania who has been studying vaccine allocation. While stakeholders statewide are working to methodically reach people who are experiencing homelessness, have a disability, or are homebound, broader issues of access also persist for shift workers, people without transportation, those in nonwhite and low-income communities, and others. Read more at The Philadelphia Inquirer.