By I. Edwards HealthDay Reporter<\/b>
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TUESDAY, Sept. 2, 2025 (HealthDay News) \u2014 The U.S. Centers for Disease Control and Prevention (CDC) is entering a transition period as Jim O\u2019Neill<\/a>, deputy secretary at the Department of Health and Human Services (HHS), steps in as acting director.<\/p>\n The announcement came in a letter to CDC employees from HHS Secretary Robert F. Kennedy Jr<\/a>.<\/p>\n O\u2019Neill, who joined HHS in June, has experience in both the tech and public health sectors. Before his government roles, he spent years investing in biotech and technology startups, including time with the Thiel Foundation and Thiel Fellowship, founded by entrepreneur Peter Thiel<\/a>, CNN <\/em>reported.<\/p>\n He also previously served at HHS during the administration of George W. Bush, focusing on food regulations and emergency response.<\/p>\n His appointment dovetails a challenging period for the CDC. Director Susan Monarez was recently fired after clashing with RFK Jr. over vaccine policy. Several senior officials \u2014 including the agency\u2019s chief medical officer, head of vaccines and data chief \u2014 resigned in protest.<\/p>\n Staff gathered outside the CDC\u2019s Atlanta headquarters Thursday to honor some of the departing leaders, CNN<\/em> said in a report.<\/p>\n O\u2019Neill toured the CDC campus with Monarez and Kennedy last month following a tragic shooting that left DeKalb County Police Officer David Rose dead and damaged several buildings.<\/p>\n At his HHS confirmation hearing in May, O\u2019Neill voiced strong support for vaccines, according to CNN<\/em>, stating, \u201cI support the CDC vaccine schedule.”<\/p>\n He also pledged to focus on transparency, prevention and modernizing current policies.<\/p>\n \u201cOur health care system is difficult to navigate, and it prioritizes pills over prevention,\u201d he said at the hearing.<\/p>\n \u201cIf confirmed, I\u2019ll help reform outdated rules, pursue transparency and gold standard science, and champion healthy lifestyles and prevention so Americans can thrive,\u201d he said at the time.<\/p>\n More information<\/strong><\/p>\n Learn more about the role of the U.S. Centers for Disease Control and Prevention<\/a>.<\/p>\n SOURCE: CNN<\/em>; Aug. 29, 2025<\/p>\n More information<\/strong><\/p>\n Learn more about the role of the CDC<\/a>.<\/p>\n