As news that vaccines for COVID-19 could be ready for mass distribution in the spring or early summer of 2021, employment attorneys are keeping busy speaking with their clients—both employers and employees—on how, when and if employees would get vaccinated.

While experts agree there are many unknowns since this country hasn’t faced a health pandemic on this scale in 102 years, they all agree on one thing: Decisions employees and employers make on vaccinations will affect not just themselves, but those around and close to them.