{"id":2776359,"date":"2021-03-15T17:59:13","date_gmt":"2021-03-15T17:59:13","guid":{"rendered":"https:\/\/vip2-msd.com\/merckcom-migrated\/?post_type=personnel&#038;p=2776359"},"modified":"2023-08-16T13:19:50","modified_gmt":"2023-08-16T17:19:50","slug":"stephen-l-mayo-ph-d","status":"publish","type":"personnel","link":"https:\/\/vip2-msd.com\/merckcom-migrated\/leadership\/stephen-l-mayo-ph-d\/","title":{"rendered":"Stephen L. Mayo, Ph.D."},"content":{"rendered":"\n<div id=\"mco-b2-hero-block-block_5e9a01215a537\" class=\"mco-b2-hero-block full mccberg-block mb-2\">\n    <div class=\"mco-b2-hero-block-wrapper\">\n        <div class=\"mco-b2-hero-block-image-section \">\n\n                            <div class=\"mco-b2-hero-block-image-container \">\n                    <picture >\n\t<source media=\"(max-width: 767px)\" data-srcset=\"https:\/\/vip2-msd.com\/merckcom-migrated\/wp-content\/uploads\/sites\/152\/2021\/03\/board-mayo.jpg?w=768\" srcset=\"https:\/\/vip2-msd.com\/merckcom-migrated\/wp-content\/uploads\/sites\/152\/2021\/03\/board-mayo.jpg?w=768\" >\n<source media=\"(min-width: 768px) and (max-width: 1199px)\" data-srcset=\"https:\/\/vip2-msd.com\/merckcom-migrated\/wp-content\/uploads\/sites\/152\/2021\/03\/board-mayo.jpg?h=768\" srcset=\"https:\/\/vip2-msd.com\/merckcom-migrated\/wp-content\/uploads\/sites\/152\/2021\/03\/board-mayo.jpg?h=768\" >\n<source media=\"(min-width: 1200px) and (max-width: 1919px)\" data-srcset=\"https:\/\/vip2-msd.com\/merckcom-migrated\/wp-content\/uploads\/sites\/152\/2021\/03\/board-mayo.jpg?w=1200\" srcset=\"https:\/\/vip2-msd.com\/merckcom-migrated\/wp-content\/uploads\/sites\/152\/2021\/03\/board-mayo.jpg?w=1200\" >\n<source media=\"(min-width: 1920px)\" data-srcset=\"https:\/\/vip2-msd.com\/merckcom-migrated\/wp-content\/uploads\/sites\/152\/2021\/03\/board-mayo.jpg?w=1920\" srcset=\"https:\/\/vip2-msd.com\/merckcom-migrated\/wp-content\/uploads\/sites\/152\/2021\/03\/board-mayo.jpg?w=1920\" >\n\t<img data-src=\"https:\/\/vip2-msd.com\/merckcom-migrated\/wp-content\/uploads\/sites\/152\/2021\/03\/board-mayo.jpg?w=1920\" alt=\"Stephen Mayo\" class=\"eager \" loading=\"eager\" \/>\n<\/picture>                                    <\/div>\n                        <div class=\"mco-b2-hero-block-image-container-two\">\n                            <\/div>\n        <\/div>\n\n        <div class=\"mco-b2-hero-block-content-section\">\n                        \n                            <h1>Stephen L. Mayo, Ph.D.<\/h1>\n            \n            \n                    <\/div>\n    <\/div>\n\n    \n<\/div>\n\n\n<div id=\"mco-f9-bio-highlights-block-block_5e9a014f5a538\" class=\"mco-f9-bio-highlights-block mccberg-block\">\n            <p class=\"mco-f9-bio-location\">\n            <span class=\"mco-f9-label\">Director since<\/span>\n            <br\/>\n            2021        <\/p>\n    \n            <div class=\"mco-f9-bio-education\">\n            <p><strong>Committees<br \/>\n<\/strong>Audit<br \/>\nResearch<\/p>\n        <\/div>\n        \n            <p class=\"mco-f9-bio-pdf\"><a href=\"https:\/\/vip2-msd.com\/merckcom-migrated\/wp-content\/uploads\/sites\/152\/2023\/08\/Board-Mayo_Merck.pdf\" target=\"_blank\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"16\" height=\"16\" viewBox=\"0 0 16 16\">\n    <path fill=\"#00857C\" d=\"M2.556 3.894v9.326h10.888V3.894H15v9.326c0 .863-.7 1.555-1.556 1.555H2.556A1.555 1.555 0 0 1 1 13.22V3.894h1.556zM8.924.775v8.59L10.9 7.391l1.1 1.1-3.85 3.85-3.85-3.85 1.1-1.1 1.974 1.974V.775h1.551z\" \/>\n<title>Download icon<\/title><\/svg>\n Download bio<\/a><\/p>\n    \n            <p class=\"mco-f9-bio-media\"><a href=\"https:\/\/vip2-msd.com\/merckcom-migrated\/wp-content\/uploads\/sites\/152\/2021\/03\/board-mayo.jpg\" target=\"_blank\"><svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"16\" height=\"16\" viewBox=\"0 0 16 16\">\n    <path fill=\"#00857C\" d=\"M2.556 3.894v9.326h10.888V3.894H15v9.326c0 .863-.7 1.555-1.556 1.555H2.556A1.555 1.555 0 0 1 1 13.22V3.894h1.556zM8.924.775v8.59L10.9 7.391l1.1 1.1-3.85 3.85-3.85-3.85 1.1-1.1 1.974 1.974V.775h1.551z\" \/>\n<title>Download icon<\/title><\/svg>\n Download photo<\/a><\/p>\n    \n        \n<\/div>\n\n\n<div class=\"wp-block-columns mco-columns-wrapping wp-col-tablet-full-width is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column wp-col-tablet-full-width mb-2 is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:70%\">\n<p><strong>Experience<\/strong><\/p>\n\n\n\n<p>Dr. Mayo has extensive scientific experience relevant to the biopharmaceutical industry, including being the Bren Professor of Biology and Chemistry, Merkin Institute Professor and former Chair of the Division of Biology and Biological Engineering at the California Institute of Technology (\u201cCaltech\u201d) and co-founder of Xencor, a public antibody engineering company. In addition, in his role as the former Vice Provost at Caltech, Dr. Mayo oversaw Caltech\u2019s technology licensing program. Elected to the National Academy of Sciences in 2004 for his pioneering contributions in the field of protein design, Dr. Mayo has also served as a presidential appointee on the National Science Foundation\u2019s National Science Board and as an elected board member for the American Association for the Advancement of Science. Dr. Mayo also serves as a member of the board of directors of Sarepta Therapeutics, Inc and Allogene Therapeutics, Inc.<\/p>\n\n\n\n<p><strong>Career highlights<\/strong><\/p>\n\n\n\n<p>California Institute of Technology<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>Merkin Institute Professor (2021-present)<\/li><li>Bren Professor of Biology and Chemistry (2007\u2013present)<\/li><li>Chair, Division of Biology and Biological Engineering (2010\u20132020)<\/li><li>Vice Provost for Research (2007\u20132010)<\/li><\/ul>\n\n\n\n<p>Howard Hughes Medical Institute, non-profit medical research organization<\/p>\n\n\n\n<ul class=\"wp-block-list\"><li>Investigator (1994\u20132007)<\/li><\/ul>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:33.33%\"><\/div>\n<\/div>\n\n\n\n<div id=\"mco-content-teaser-cards-block-block_5e9a02365a539\"\n     class=\"mco-content-teaser-cards-block wrapper  mccberg-block\">\n    <div class=\"mco-content-teaser-cards-content\">\n        <h3 class=\"mco-content-teaser-card-block-title fixed-h3\">More of our board of directors<\/h3>\t\t            <p class=\"mco-content-teaser-card-block-description\">Meet the diverse team who guide our company&#039;s direction and strategy.<\/p>\n\t\t\t\t            <a class=\"btn secondary\" href=\"https:\/\/vip2-msd.com\/merckcom-migrated\/company-overview\/leadership\/board-of-directors\/\"\n               title=\"View all board of directors\"\n               target=\"_blank\"\n                           >View all board of directors<\/a>\n\t\t    <\/div>\n\n    <div class=\"mco-content-teaser-cards-cards-container\" data-cards-count=\"4\">\n\t\t                <a\n                     class=\"mco-content-teaser-card-item no-underline\"\n                     href=\"https:\/\/vip2-msd.com\/merckcom-migrated\/leadership\/risa-j-lavizzo-mourey-m-d\/\"\n                                    >\n                    <span\n                            class=\"mco-content-teaser-card-item-image-content-container\"\n                            style=\"\"\n                    >\n\t\t\t\t\t\t                            <picture>\n                                <source\n                                        media=\"(max-width: 767px)\"\n                                        data-srcset=\"https:\/\/vip2-msd.com\/merckcom-migrated\/wp-content\/uploads\/sites\/152\/2020\/07\/board-lavizzo-mourey-thumb.jpg?resize=321,196\"\n                                \/>\n                                <source\n                                        media=\"(min-width: 768px) and (max-width: 1199px)\"\n                                        data-srcset=\"https:\/\/vip2-msd.com\/merckcom-migrated\/wp-content\/uploads\/sites\/152\/2020\/07\/board-lavizzo-mourey-thumb.jpg?resize=314,209\"\n                                \/>\n                                <source\n                                        media=\"(min-width: 1200px)\"\n                                        data-srcset=\"https:\/\/vip2-msd.com\/merckcom-migrated\/wp-content\/uploads\/sites\/152\/2020\/07\/board-lavizzo-mourey-thumb.jpg?resize=404,268\"\n                                \/>\n                                <img\n                                        data-src=\"https:\/\/vip2-msd.com\/merckcom-migrated\/wp-content\/uploads\/sites\/152\/2020\/07\/board-lavizzo-mourey-thumb.jpg?resize=404,268\"\n                                        alt=\"Image of Risa J. Lavizzo-Mourey, M.D.\"\n                                        class=\"lazyload\"\n                                        loading=\"lazy\"\n                                \/>\n                            <\/picture>\n\t\t\t\t\t\t                    <\/span>\n                    <div class=\"mco-content-teaser-card-item-content\">\n\t\t\t\t\t\t                        <h5 class=\"fixed-h5\">Risa J. Lavizzo-Mourey, M.D.<\/h5>                        <p><\/p>\n                    <\/div>\n                <\/a>\n\t\t\t                <a\n                     class=\"mco-content-teaser-card-item no-underline\"\n                     href=\"https:\/\/vip2-msd.com\/merckcom-migrated\/leadership\/paul-b-rothman-m-d\/\"\n                                    >\n                    <span\n                            class=\"mco-content-teaser-card-item-image-content-container\"\n                            style=\"\"\n                    >\n\t\t\t\t\t\t                            <picture>\n                                <source\n                                        media=\"(max-width: 767px)\"\n                                        data-srcset=\"https:\/\/vip2-msd.com\/merckcom-migrated\/wp-content\/uploads\/sites\/152\/2020\/04\/board-_rothman-thumb.jpg?resize=321,196\"\n                                \/>\n                                <source\n                                        media=\"(min-width: 768px) and (max-width: 1199px)\"\n                                        data-srcset=\"https:\/\/vip2-msd.com\/merckcom-migrated\/wp-content\/uploads\/sites\/152\/2020\/04\/board-_rothman-thumb.jpg?resize=314,209\"\n                                \/>\n                                <source\n                                        media=\"(min-width: 1200px)\"\n                                        data-srcset=\"https:\/\/vip2-msd.com\/merckcom-migrated\/wp-content\/uploads\/sites\/152\/2020\/04\/board-_rothman-thumb.jpg?resize=404,268\"\n                                \/>\n                                <img\n                                        data-src=\"https:\/\/vip2-msd.com\/merckcom-migrated\/wp-content\/uploads\/sites\/152\/2020\/04\/board-_rothman-thumb.jpg?resize=404,268\"\n                                        alt=\"Image of Paul B. Rothman, M.D.\"\n                                        class=\"lazyload\"\n                                        loading=\"lazy\"\n                                \/>\n                            <\/picture>\n\t\t\t\t\t\t                    <\/span>\n                    <div class=\"mco-content-teaser-card-item-content\">\n\t\t\t\t\t\t                        <h5 class=\"fixed-h5\">Paul B. Rothman, M.D.<\/h5>                        <p><\/p>\n                    <\/div>\n                <\/a>\n\t\t\t                <a\n                     class=\"mco-content-teaser-card-item no-underline\"\n                     href=\"https:\/\/vip2-msd.com\/merckcom-migrated\/leadership\/patricia-f-russo\/\"\n                                    >\n                    <span\n                            class=\"mco-content-teaser-card-item-image-content-container\"\n                            style=\"\"\n                    >\n\t\t\t\t\t\t                            <picture>\n                                <source\n                                        media=\"(max-width: 767px)\"\n                                        data-srcset=\"https:\/\/vip2-msd.com\/merckcom-migrated\/wp-content\/uploads\/sites\/152\/2020\/04\/Board-Russo-1.jpg?resize=321,196\"\n                                \/>\n                                <source\n                                        media=\"(min-width: 768px) and (max-width: 1199px)\"\n                                        data-srcset=\"https:\/\/vip2-msd.com\/merckcom-migrated\/wp-content\/uploads\/sites\/152\/2020\/04\/Board-Russo-1.jpg?resize=314,209\"\n                                \/>\n                                <source\n                                        media=\"(min-width: 1200px)\"\n                                        data-srcset=\"https:\/\/vip2-msd.com\/merckcom-migrated\/wp-content\/uploads\/sites\/152\/2020\/04\/Board-Russo-1.jpg?resize=404,268\"\n                                \/>\n                                <img\n                                        data-src=\"https:\/\/vip2-msd.com\/merckcom-migrated\/wp-content\/uploads\/sites\/152\/2020\/04\/Board-Russo-1.jpg?resize=404,268\"\n                                        alt=\"Image of Patricia F. Russo\"\n                                        class=\"lazyload\"\n                                        loading=\"lazy\"\n                                \/>\n                            <\/picture>\n\t\t\t\t\t\t                    <\/span>\n                    <div class=\"mco-content-teaser-card-item-content\">\n\t\t\t\t\t\t                        <h5 class=\"fixed-h5\">Patricia F. Russo<\/h5>                        <p><\/p>\n                    <\/div>\n                <\/a>\n\t\t\t                <a\n                     class=\"mco-content-teaser-card-item no-underline\"\n                     href=\"https:\/\/vip2-msd.com\/merckcom-migrated\/leadership\/inge-g-thulin\/\"\n                                    >\n                    <span\n                            class=\"mco-content-teaser-card-item-image-content-container\"\n                            style=\"\"\n                    >\n\t\t\t\t\t\t                            <picture>\n                                <source\n                                        media=\"(max-width: 767px)\"\n                                        data-srcset=\"https:\/\/vip2-msd.com\/merckcom-migrated\/wp-content\/uploads\/sites\/152\/2020\/04\/board-thulin-thumb.jpg?resize=321,196\"\n                                \/>\n                                <source\n                                        media=\"(min-width: 768px) and (max-width: 1199px)\"\n                                        data-srcset=\"https:\/\/vip2-msd.com\/merckcom-migrated\/wp-content\/uploads\/sites\/152\/2020\/04\/board-thulin-thumb.jpg?resize=314,209\"\n                                \/>\n                                <source\n                                        media=\"(min-width: 1200px)\"\n                                        data-srcset=\"https:\/\/vip2-msd.com\/merckcom-migrated\/wp-content\/uploads\/sites\/152\/2020\/04\/board-thulin-thumb.jpg?resize=404,268\"\n                                \/>\n                                <img\n                                        data-src=\"https:\/\/vip2-msd.com\/merckcom-migrated\/wp-content\/uploads\/sites\/152\/2020\/04\/board-thulin-thumb.jpg?resize=404,268\"\n                                        alt=\"Image of Inge G. Thulin\"\n                                        class=\"lazyload\"\n                                        loading=\"lazy\"\n                                \/>\n                            <\/picture>\n\t\t\t\t\t\t                    <\/span>\n                    <div class=\"mco-content-teaser-card-item-content\">\n\t\t\t\t\t\t                        <h5 class=\"fixed-h5\">Inge G. Thulin<\/h5>                        <p><\/p>\n                    <\/div>\n                <\/a>\n\t\t\t    <\/div>\n\n    <div class=\"mco-content-teaser-cards-slider-controls-container\">\n        <div class=\"mco-content-teaser-cards-slider-nav slider-nav\">\n\t\t\t                <div class='slider-nav-item active'><\/div>\n\t\t\t\t                <div class='slider-nav-item '><\/div>\n\t\t\t\t                <div class='slider-nav-item '><\/div>\n\t\t\t\t                <div class='slider-nav-item '><\/div>\n\t\t\t\t        <\/div>\n\n        <div class=\"mco-content-teaser-cards-slider-controls slider-controls\">\n            <div class=\"btn-previous\">\n\t\t\t\t<svg class=\"btn-previous-wrapper\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 17 17\">\n\t<title>Previous<\/title>\n\t<path class=\"btn-previous-meter\" d=\"M8.5,16.5a8,8,0,1,1,8-8A8.009,8.009,0,0,1,8.5,16.5Z\" \/>\n\t<path class=\"btn-next-progress\" d=\"M8.5,16.5a8,8,0,1,1,8-8A8.009,8.009,0,0,1,8.5,16.5Z\" \/>\n\t<image class=\"btn-previous-icon\" x=\"5\" y=\"4\" width=\"6\" height=\"10\" xlink:href=\"\/wp-content\/themes\/cex-wpvip-mhh-mhh2-mcc-theme\/images\/arrow-left.svg\" \/>\n\t<image class=\"btn-previous-icon-hover\" x=\"5\" y=\"4\" width=\"6\" height=\"10\" xlink:href=\"\/wp-content\/themes\/cex-wpvip-mhh-mhh2-mcc-theme\/images\/arrow-left-white.svg\" \/>\n<\/svg>\n            <\/div>\n            <div class=\"btn-next\">\n\t\t\t\t<svg class=\"btn-next-wrapper\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 17 17\">\n\t<title>Next<\/title>\n\t<path class=\"btn-next-meter\" d=\"M8.5,16.5a8,8,0,1,1,8-8A8.009,8.009,0,0,1,8.5,16.5Z\" \/>\n\t<path class=\"btn-next-progress\" d=\"M8.5,16.5a8,8,0,1,1,8-8A8.009,8.009,0,0,1,8.5,16.5Z\" \/>\n\t<image class=\"btn-next-icon\" x=\"6\" y=\"4\" width=\"6\" height=\"10\" xlink:href=\"\/wp-content\/themes\/cex-wpvip-mhh-mhh2-mcc-theme\/images\/arrow-right.svg\" \/>\n\t<image class=\"btn-next-icon-hover\" x=\"6\" y=\"4\" width=\"6\" height=\"10\" xlink:href=\"\/wp-content\/themes\/cex-wpvip-mhh-mhh2-mcc-theme\/images\/arrow-right-white.svg\" \/>\n<\/svg>\n            <\/div>\n\n            <div class=\"btn-pause\">\n                <img decoding=\"async\" class=\"btn-pause-icon\"\n                     src=\"https:\/\/vip2-msd.com\/merckcom-migrated\/wp-content\/themes\/cex-wpvip-mhh-mhh2-mcc-theme\/images\/pause.svg\" alt=\"Pause\"\/>\n                <img decoding=\"async\" class=\"btn-play-icon\"\n                     src=\"https:\/\/vip2-msd.com\/merckcom-migrated\/wp-content\/themes\/cex-wpvip-mhh-mhh2-mcc-theme\/images\/play.svg\" alt=\"Play\"\/>\n            <\/div>\n        <\/div>\n    <\/div>\n<\/div>\n","protected":false},"template":"","meta":{"_acf_changed":false,"bdl_company_name":[],"bdl_item_external_link":[],"inpsyde_pem_expiration_date":[],"inpsyde_pem_expiration_action":[],"footnotes":""},"class_list":["post-2776359","personnel","type-personnel","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.9.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Stephen L. Mayo, Ph.D. - Merck.com<\/title>\n<meta name=\"description\" content=\"Meet Merck board member Stephen L. Mayo, Ph.D.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/vip2-msd.com\/merckcom-migrated\/leadership\/stephen-l-mayo-ph-d\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Stephen L. Mayo, Ph.D. - Merck.com\" \/>\n<meta property=\"og:description\" content=\"Meet Merck board member Stephen L. 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