Rebecca Heilweil, a Recode reporter, delves into the controversies surrounding COVID-19 vaccination proof, highlighting the public skepticism over vaccine passports. She discusses how these digital health records are seen as both necessary for restoring normalcy and as a source of concern regarding privacy and equity. Jordan Taylor, a history professor, adds depth by comparing today's debates to historical vaccine certifications, particularly the smallpox vaccine, revealing the long-standing tensions related to vaccination and public compliance.