Analysis
Hotez’s statement aligns with **peer-reviewed studies** (e.g., *JAMA*, 2021) and reports from the **CDC** and **NIH** documenting surging threats against scientists, including doxxing, legal harassment, and violent rhetoric during the pandemic. A 2022 *Nature* survey found **40% of researchers faced online abuse**, and the **FBI** warned of escalating extremist threats to public health workers. However, framing it as the *top* threat **lacks empirical ranking**; other crises (e.g., opioid epidemics, healthcare disparities) also cause comparable or greater mortality and morbidity. His phrasing reflects a **normative judgment** rather than a quantifiable claim.
Background
Hotez, a vaccine scientist and frequent target of misinformation campaigns, testified amid **heightened politicization of COVID-19 policies**, including attacks on Anthony Fauci and local health officials. The **Select Subcommittee’s 2022 hearings** focused on pandemic response obstacles, with **anti-science aggression** (e.g., protests, legislative interference) cited as a key barrier. However, public health threats are **multidimensional**, and rankings depend on metrics (e.g., deaths, economic cost, long-term societal impact).
Verdict summary
Dr. Hotez’s claim reflects a **well-documented rise in anti-science sentiment and harassment** targeting public health officials, though labeling it the *single* biggest threat is **subjective and debatable** given other systemic challenges (e.g., healthcare access, funding, chronic disease).