Hernán conducts research to learn what works to improve human health. Together with his collaborators from several countries, he designs analyses of healthcare databases, epidemiologic studies, and randomized trials. He is a Global Highly Cited Researcher.<ref name=":0">[https://recognition.webofsciencegroup.com/awards/highly-cited/2020/ Web of Science Highly Cited Researchers<font class="cyxy-trs-target" style="display: none;"> 科学网络高引用研究者</font>]</ref> His free edX course ''Causal Diagrams''<ref name=":1">[https://www.edx.org/course/causal-diagrams-draw-your-assumptions-before-your] edX Causal Diagrams course<font class="cyxy-trs-target" style="display: none;"> 因果图表课程</font></ref> has had over 50,000 registrations. His book ''Causal Inference: What If'',<ref name=":2">Hernán MA, Robins JM (2020). <font class="cyxy-trs-target" style="display: none;"> 马(Hernán MA) ,Robins JM (2020)</font>''Causal Inference: What If.<font class="cyxy-trs-target" style="display: none;"> 因果推断: 如果</font>'' Boca Raton: Chapman & Hall/CRC.[https://www.hsph.harvard.edu/miguel-hernan/causal-inference-book/]</ref> co-authored with [[James Robins]] is also freely available online and widely used for the training of researchers. | Hernán conducts research to learn what works to improve human health. Together with his collaborators from several countries, he designs analyses of healthcare databases, epidemiologic studies, and randomized trials. He is a Global Highly Cited Researcher.<ref name=":0">[https://recognition.webofsciencegroup.com/awards/highly-cited/2020/ Web of Science Highly Cited Researchers<font class="cyxy-trs-target" style="display: none;"> 科学网络高引用研究者</font>]</ref> His free edX course ''Causal Diagrams''<ref name=":1">[https://www.edx.org/course/causal-diagrams-draw-your-assumptions-before-your] edX Causal Diagrams course<font class="cyxy-trs-target" style="display: none;"> 因果图表课程</font></ref> has had over 50,000 registrations. His book ''Causal Inference: What If'',<ref name=":2">Hernán MA, Robins JM (2020). <font class="cyxy-trs-target" style="display: none;"> 马(Hernán MA) ,Robins JM (2020)</font>''Causal Inference: What If.<font class="cyxy-trs-target" style="display: none;"> 因果推断: 如果</font>'' Boca Raton: Chapman & Hall/CRC.[https://www.hsph.harvard.edu/miguel-hernan/causal-inference-book/]</ref> co-authored with [[James Robins]] is also freely available online and widely used for the training of researchers. |