Andrew M. Lieb, Managing Attorney of NY-based Lieb at Law, P.C., (www.liebatlaw.com) with a practice focus on litigation and regulatory compliance, about employers searching employees' social media posts to try to determine whether an objection is really based on a religious principle or just on politics or "vaccine hesitancy." Here's a great note on the subject:Sincerely Held Religious Beliefs are Undermined by Social Media Posts About Politics - LIEB BLOG (liebatlaw.com)