--- title: Michael E. Mann | TIME description: Michael E. Mann is a scientific researcher and professor at the University of Pennsylvania and co-author of Science Under Siege: How to Fight the Five Most Powerful Forces that Threaten our World. canonical: https://time.com/author/michael-e-mann/ og:title: TIME | Current & Breaking News | National & World Updates og:description: Breaking news and analysis from time.com. Politics, world news, photos, video, tech reviews, health, science, and entertainment news. og:url: https://time.com/author/michael-e-mann/ og:site_name: TIME og:image: https://static.time.com/v3/assets/bltea6093859af6183b/bltde093bcdab65f2d0/6988d9b9bc6cfc69913e2a3c/time-logo.jpg?branch=production og:image:width: 300 og:image:height: 300 og:image:alt: Breaking news and analysis from time.com. Politics, world news, photos, video, tech reviews, health, science, and entertainment news. og:type: profile twitter:card: summary twitter:title: TIME | Current & Breaking News | National & World Updates twitter:description: Breaking news and analysis from time.com. Politics, world news, photos, video, tech reviews, health, science, and entertainment news. twitter:image: https://static.time.com/v3/assets/bltea6093859af6183b/bltde093bcdab65f2d0/6988d9b9bc6cfc69913e2a3c/time-logo.jpg?branch=production --- # Michael E. Mann ## Michael E. Mann Michael E. Mann is a scientific researcher and professor at the University of Pennsylvania and co-author of [_Science Under Siege_](https://www.hachettebookgroup.com/titles/michael-e-mann/science-under-siege/9781541705517/)_: How to Fight the Five Most Powerful Forces that Threaten our World_. ## Michael E. Mann *  Sep 17, 2025 ### [Antiscience Is an Existential Threat](https://time.com/7317436/science-threat-climate-change-public-health-rfk-jr/) The ideologically-motivated assault on science threatens us all. [IDEAS](/section/ideas/) *  Oct 25, 2023 ### [Temperature Doesn't Tell The Whole Climate Story](https://time.com/6328017/climate-change-hockey-stick/) Revisiting the infamous "hockey stick" chart of rising global temperatures amid the worst climate-ch... [IDEAS](/section/ideas/) *  Nov 15, 2022 ### [Why The Van Gogh Climate Protest Wasn't Smart](https://time.com/6233983/van-gogh-art-climate-protest-survey/) A new survey shows more people were put off the climate movement than swayed to it when activists os... [IDEAS](/section/ideas/) *  Apr 12, 2022 ### [Now Is Not the Time To Give in to Climate Fatalism](https://time.com/6166123/climate-change-fatalism/) [IDEAS](/section/ideas/) *  Aug 9, 2021 ### ['Widespread and Severe'](https://time.com/6088531/ipcc-climate-report-hockey-stick-curve/) The new U.N.'s Intergovernmental Panel on Climate Change (IPCC) report is unequivocal: The impacts o... [IDEAS](/section/ideas/) *  Aug 6, 2021 ### [The Bipartisan Infrastructure Deal Is a Return to the Old Way of Politics. That’s A Problem for the Climate](https://time.com/6087933/biden-infrastructure-bill-climate-change/) [IDEAS](/section/ideas/) *  Sep 12, 2019 ### [Lifestyle Changes Aren’t Enough to Save the Planet. Here’s What Could](https://time.com/5669071/lifestyle-changes-climate-change/) [IDEAS](/section/ideas/) *  Apr 8, 2017 ### [The Single Shining Hope to Stop Climate Change](https://time.com/4731632/climate-change-2020-trump/) 'Only by making sure carbon emissions drop steadily from 2020 forward can we ensure that the world a... [IDEAS](/section/ideas/) Meta: null ```json [{"@context":"https://schema.org","@type":"Organization","@id":"https://time.com/","name":"TIME","url":"https://time.com/","logo":{"@type":"ImageObject","url":"https://time.com/images/logo.png","width":528,"height":156},"foundingDate":"March 3, 1923","sameAs":["https://www.facebook.com/time","https://www.instagram.com/time/?hl=en","https://twitter.com/time","https://www.pinterest.com/timemagazine"]},{"@context":"https://schema.org","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"item":{"@id":"https://time.com/","name":"Home"}},{"@type":"ListItem","position":2,"item":{"@id":"https://time.com/author/michael-e-mann/","name":"Michael E. Mann"}}]},{"@context":"https://schema.org","@type":"Person","@id":"https://time.com/author/michael-e-mann/","mainEntityOfPage":{"@type":"WebPage","@id":"https://time.com/author/michael-e-mann/"},"name":"Michael E. Mann","jobTitle":null,"description":"Michael E. Mann is a scientific researcher and professor at the University of Pennsylvania and co-author of Science Under Siege: How to Fight the Five Most Powerful Forces that Threaten our World.","url":"https://time.com/author/michael-e-mann/","worksFor":{"@type":"Organization","name":"TIME","url":"https://time.com/"}}] ```