Our Faculty
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![Mary Clare Lennon, PhD Profile Headshot](https://www.publichealth.columbia.edu/sites/default/files/styles/cola_media_200/public/cups-profile/headshot/70ffffd0-77fd-11ed-8d68-dd5203fad892.jpg?itok=g-lusZg2 200w, https://www.publichealth.columbia.edu/sites/default/files/styles/cola_media_260/public/cups-profile/headshot/70ffffd0-77fd-11ed-8d68-dd5203fad892.jpg?itok=ByPLtWGA 260w, https://www.publichealth.columbia.edu/sites/default/files/styles/cola_media_320/public/cups-profile/headshot/70ffffd0-77fd-11ed-8d68-dd5203fad892.jpg?itok=T-x6R6Ne 320w, https://www.publichealth.columbia.edu/sites/default/files/styles/cola_media_400/public/cups-profile/headshot/70ffffd0-77fd-11ed-8d68-dd5203fad892.jpg?itok=ab-VkRTI 400w, https://www.publichealth.columbia.edu/sites/default/files/styles/cola_media_520/public/cups-profile/headshot/70ffffd0-77fd-11ed-8d68-dd5203fad892.jpg?itok=pCdonFyY 520w, https://www.publichealth.columbia.edu/sites/default/files/styles/cola_media_640/public/cups-profile/headshot/70ffffd0-77fd-11ed-8d68-dd5203fad892.jpg?itok=pblQ7rv5 640w, https://www.publichealth.columbia.edu/sites/default/files/styles/cola_media_800/public/cups-profile/headshot/70ffffd0-77fd-11ed-8d68-dd5203fad892.jpg?itok=c4-hg3ts 800w)
Departments/Divisions
Department of Sociomedical Sciences
Research Interests
Biostatistical Methods, Child and Adolescent Health, Chronic disease, Community Health, Global Health, Mental Health
Academic Appointments
- Professor of Clinical Sociomedical Sciences
![](https://www.publichealth.columbia.edu/sites/default/files/styles/cola_media_200/public/default_images/default-headshot-cumc-crown.png?itok=kNzPiu6- 200w, https://www.publichealth.columbia.edu/sites/default/files/styles/cola_media_260/public/default_images/default-headshot-cumc-crown.png?itok=LoHBhOpT 260w, https://www.publichealth.columbia.edu/sites/default/files/styles/cola_media_320/public/default_images/default-headshot-cumc-crown.png?itok=CxKBn_PF 320w, https://www.publichealth.columbia.edu/sites/default/files/styles/cola_media_400/public/default_images/default-headshot-cumc-crown.png?itok=K4WWhXZa 400w, https://www.publichealth.columbia.edu/sites/default/files/styles/cola_media_520/public/default_images/default-headshot-cumc-crown.png?itok=nkhBsI0D 520w, https://www.publichealth.columbia.edu/sites/default/files/styles/cola_media_640/public/default_images/default-headshot-cumc-crown.png?itok=F3uNDQa4 640w, https://www.publichealth.columbia.edu/sites/default/files/styles/cola_media_800/public/default_images/default-headshot-cumc-crown.png?itok=GFwRChqM 800w)
Departments/Divisions
Department of Biostatistics, Department of Psychiatry, Division of Gender, Sexuality, and Health
Academic Appointments
- Associate Professor of Biostatistics (in Psychiatry) at CUMC
![Bruce Levin Profile Headshot](https://www.publichealth.columbia.edu/sites/default/files/styles/cola_media_200/public/cups-profile/headshot/aa417e50-bb9a-11ed-8a63-173bdddc6662.jpg?itok=BbL8a1fB 200w, https://www.publichealth.columbia.edu/sites/default/files/styles/cola_media_260/public/cups-profile/headshot/aa417e50-bb9a-11ed-8a63-173bdddc6662.jpg?itok=oVwERKdk 260w, https://www.publichealth.columbia.edu/sites/default/files/styles/cola_media_320/public/cups-profile/headshot/aa417e50-bb9a-11ed-8a63-173bdddc6662.jpg?itok=k7AqurEJ 320w, https://www.publichealth.columbia.edu/sites/default/files/styles/cola_media_400/public/cups-profile/headshot/aa417e50-bb9a-11ed-8a63-173bdddc6662.jpg?itok=Ty8Kp_wd 400w, https://www.publichealth.columbia.edu/sites/default/files/styles/cola_media_520/public/cups-profile/headshot/aa417e50-bb9a-11ed-8a63-173bdddc6662.jpg?itok=a7_X9kq3 520w, https://www.publichealth.columbia.edu/sites/default/files/styles/cola_media_640/public/cups-profile/headshot/aa417e50-bb9a-11ed-8a63-173bdddc6662.jpg?itok=yzujO4iS 640w, https://www.publichealth.columbia.edu/sites/default/files/styles/cola_media_800/public/cups-profile/headshot/aa417e50-bb9a-11ed-8a63-173bdddc6662.jpg?itok=g9w00C92 800w)
Departments/Divisions
Department of Biostatistics
Research Interests
Biostatistical Methods, Chronic disease, HIV/AIDS, Infectious Diseases, Maternal and Reproductive Health
Academic Appointments
- Professor Emeritus of Biostatistics
![Guohua Li, MD, DrPH Profile Headshot](https://www.publichealth.columbia.edu/sites/default/files/styles/cola_media_200/public/cups-profile/headshot/1e261f90-0bf6-11ef-9499-d9726cc0faa5.jpg?itok=09xSTygd 200w, https://www.publichealth.columbia.edu/sites/default/files/styles/cola_media_260/public/cups-profile/headshot/1e261f90-0bf6-11ef-9499-d9726cc0faa5.jpg?itok=4FYWfEb2 260w, https://www.publichealth.columbia.edu/sites/default/files/styles/cola_media_320/public/cups-profile/headshot/1e261f90-0bf6-11ef-9499-d9726cc0faa5.jpg?itok=RIkevwhz 320w, https://www.publichealth.columbia.edu/sites/default/files/styles/cola_media_400/public/cups-profile/headshot/1e261f90-0bf6-11ef-9499-d9726cc0faa5.jpg?itok=FO81w4Ha 400w, https://www.publichealth.columbia.edu/sites/default/files/styles/cola_media_520/public/cups-profile/headshot/1e261f90-0bf6-11ef-9499-d9726cc0faa5.jpg?itok=tux0n85Q 520w, https://www.publichealth.columbia.edu/sites/default/files/styles/cola_media_640/public/cups-profile/headshot/1e261f90-0bf6-11ef-9499-d9726cc0faa5.jpg?itok=v2wzAEq2 640w, https://www.publichealth.columbia.edu/sites/default/files/styles/cola_media_800/public/cups-profile/headshot/1e261f90-0bf6-11ef-9499-d9726cc0faa5.jpg?itok=c1sW6-Gj 800w)
Departments/Divisions
Department of Anesthesiology, Department of Epidemiology
Research Interests
Aging, Biostatistical Methods, Community Health, Healthcare Policy, Maternal and Reproductive Health, Mental Health, Public Health Education, Substance Use
Academic Appointments
- Professor of Epidemiology
- Mieczyslaw Finster Professor of Anesthesiology
![](https://www.publichealth.columbia.edu/sites/default/files/styles/cola_media_200/public/default_images/default-headshot-cumc-crown.png?itok=kNzPiu6- 200w, https://www.publichealth.columbia.edu/sites/default/files/styles/cola_media_260/public/default_images/default-headshot-cumc-crown.png?itok=LoHBhOpT 260w, https://www.publichealth.columbia.edu/sites/default/files/styles/cola_media_320/public/default_images/default-headshot-cumc-crown.png?itok=CxKBn_PF 320w, https://www.publichealth.columbia.edu/sites/default/files/styles/cola_media_400/public/default_images/default-headshot-cumc-crown.png?itok=K4WWhXZa 400w, https://www.publichealth.columbia.edu/sites/default/files/styles/cola_media_520/public/default_images/default-headshot-cumc-crown.png?itok=nkhBsI0D 520w, https://www.publichealth.columbia.edu/sites/default/files/styles/cola_media_640/public/default_images/default-headshot-cumc-crown.png?itok=F3uNDQa4 640w, https://www.publichealth.columbia.edu/sites/default/files/styles/cola_media_800/public/default_images/default-headshot-cumc-crown.png?itok=GFwRChqM 800w)
Departments/Divisions
Department of Biostatistics
Research Interests
Biostatistical Methods, Mental Health, Substance Use
Academic Appointments
- Lecturer in Biostatistics
![Howard Lieberman, PhD Profile Headshot](https://www.publichealth.columbia.edu/sites/default/files/styles/cola_media_200/public/cups-profile/headshot/50051440-ef25-11ea-a6b2-17b4cc8166ee.jpg?itok=wU7zo0Ev 200w, https://www.publichealth.columbia.edu/sites/default/files/styles/cola_media_260/public/cups-profile/headshot/50051440-ef25-11ea-a6b2-17b4cc8166ee.jpg?itok=ZvvJeRjK 260w, https://www.publichealth.columbia.edu/sites/default/files/styles/cola_media_320/public/cups-profile/headshot/50051440-ef25-11ea-a6b2-17b4cc8166ee.jpg?itok=t-e3V2rK 320w, https://www.publichealth.columbia.edu/sites/default/files/styles/cola_media_400/public/cups-profile/headshot/50051440-ef25-11ea-a6b2-17b4cc8166ee.jpg?itok=-UBw2Q4j 400w, https://www.publichealth.columbia.edu/sites/default/files/styles/cola_media_520/public/cups-profile/headshot/50051440-ef25-11ea-a6b2-17b4cc8166ee.jpg?itok=ihaQE3zN 520w, https://www.publichealth.columbia.edu/sites/default/files/styles/cola_media_640/public/cups-profile/headshot/50051440-ef25-11ea-a6b2-17b4cc8166ee.jpg?itok=gXhZL3aH 640w, https://www.publichealth.columbia.edu/sites/default/files/styles/cola_media_800/public/cups-profile/headshot/50051440-ef25-11ea-a6b2-17b4cc8166ee.jpg?itok=PNsFsCgo 800w)
Departments/Divisions
Department of Environmental Health Sciences, Department of Radiation Oncology
Academic Appointments
- Professor of Radiation Oncology (in the Center for Radiological Research)
- Professor of Environmental Health Sciences
![Bruce G. Link, PhD Profile Headshot](https://www.publichealth.columbia.edu/sites/default/files/styles/cola_media_200/public/cups-profile/headshot/cdb393d0-becb-11ed-9883-5dcef451790f.jpg?itok=iJ1SK0V1 200w, https://www.publichealth.columbia.edu/sites/default/files/styles/cola_media_260/public/cups-profile/headshot/cdb393d0-becb-11ed-9883-5dcef451790f.jpg?itok=WWHhMDym 260w, https://www.publichealth.columbia.edu/sites/default/files/styles/cola_media_320/public/cups-profile/headshot/cdb393d0-becb-11ed-9883-5dcef451790f.jpg?itok=MheeqSq3 320w, https://www.publichealth.columbia.edu/sites/default/files/styles/cola_media_400/public/cups-profile/headshot/cdb393d0-becb-11ed-9883-5dcef451790f.jpg?itok=TPwVa59V 400w, https://www.publichealth.columbia.edu/sites/default/files/styles/cola_media_520/public/cups-profile/headshot/cdb393d0-becb-11ed-9883-5dcef451790f.jpg?itok=A0Yxosex 520w, https://www.publichealth.columbia.edu/sites/default/files/styles/cola_media_640/public/cups-profile/headshot/cdb393d0-becb-11ed-9883-5dcef451790f.jpg?itok=D9XXhWTt 640w, https://www.publichealth.columbia.edu/sites/default/files/styles/cola_media_800/public/cups-profile/headshot/cdb393d0-becb-11ed-9883-5dcef451790f.jpg?itok=J-bKQfd0 800w)
Departments/Divisions
Department of Epidemiology, Department of Psychiatry, Division of Social Psychiatry, Department of Sociomedical Sciences
Research Interests
Biostatistical Methods, Chronic disease, Community Health, Mental Health
Academic Appointments
- Special Lecturer of Epidemiology and Sociomedical Sciences
![W. Ian Lipkin, MD Profile Headshot](https://www.publichealth.columbia.edu/sites/default/files/styles/cola_media_200/public/cups-profile/headshot/ee1739f0-4dab-11ee-9373-9b0d92e63eac.jpg?itok=xUlRJkNj 200w, https://www.publichealth.columbia.edu/sites/default/files/styles/cola_media_260/public/cups-profile/headshot/ee1739f0-4dab-11ee-9373-9b0d92e63eac.jpg?itok=pTdzq_Bj 260w, https://www.publichealth.columbia.edu/sites/default/files/styles/cola_media_320/public/cups-profile/headshot/ee1739f0-4dab-11ee-9373-9b0d92e63eac.jpg?itok=o6jBp0wq 320w, https://www.publichealth.columbia.edu/sites/default/files/styles/cola_media_400/public/cups-profile/headshot/ee1739f0-4dab-11ee-9373-9b0d92e63eac.jpg?itok=iJ84iUO4 400w, https://www.publichealth.columbia.edu/sites/default/files/styles/cola_media_520/public/cups-profile/headshot/ee1739f0-4dab-11ee-9373-9b0d92e63eac.jpg?itok=OlQqwIU- 520w, https://www.publichealth.columbia.edu/sites/default/files/styles/cola_media_640/public/cups-profile/headshot/ee1739f0-4dab-11ee-9373-9b0d92e63eac.jpg?itok=ebtGUb42 640w, https://www.publichealth.columbia.edu/sites/default/files/styles/cola_media_800/public/cups-profile/headshot/ee1739f0-4dab-11ee-9373-9b0d92e63eac.jpg?itok=Q5b2Z3b9 800w)
Departments/Divisions
Department of Epidemiology, Department of Neurology, Department of Pathology & Cell Biology
Research Interests
Autism Spectrum Disorder (ASD), Chronic disease, Immunopathogenesis and infectious diseases, Infectious Diseases, Myalgic Encephalomyelitis/Chronic Fatigue Syndrome, Next Generation Sequencing, Pathogen Discovery, Post-acute Infection Syndromes, Viral Zoonoses
Academic Appointments
- John Snow Professor of Epidemiology
- Professor of Neurology
- Professor of Pathology & Cell Biology
![Xinhua Liu, PHD MS Profile Headshot](https://www.publichealth.columbia.edu/sites/default/files/styles/cola_media_200/public/cups-profile/headshot/xl26_3_Liu_Xinhua_C_4009.jpg?itok=Az0pWfYo 200w, https://www.publichealth.columbia.edu/sites/default/files/styles/cola_media_260/public/cups-profile/headshot/xl26_3_Liu_Xinhua_C_4009.jpg?itok=s5gxxxM6 260w, https://www.publichealth.columbia.edu/sites/default/files/styles/cola_media_320/public/cups-profile/headshot/xl26_3_Liu_Xinhua_C_4009.jpg?itok=UiDVJA3T 320w, https://www.publichealth.columbia.edu/sites/default/files/styles/cola_media_400/public/cups-profile/headshot/xl26_3_Liu_Xinhua_C_4009.jpg?itok=_lvOilfB 400w, https://www.publichealth.columbia.edu/sites/default/files/styles/cola_media_520/public/cups-profile/headshot/xl26_3_Liu_Xinhua_C_4009.jpg?itok=vJMq3Ld9 520w, https://www.publichealth.columbia.edu/sites/default/files/styles/cola_media_640/public/cups-profile/headshot/xl26_3_Liu_Xinhua_C_4009.jpg?itok=3yCEFg2t 640w, https://www.publichealth.columbia.edu/sites/default/files/styles/cola_media_800/public/cups-profile/headshot/xl26_3_Liu_Xinhua_C_4009.jpg?itok=X_RBk5DL 800w)
Departments/Divisions
Department of Biostatistics
Research Interests
Aging, Biostatistical Methods, Child and Adolescent Health, Chronic disease, Environmental Health, Food Policy and Obesity, Infectious Diseases, Mental Health, Substance Use
Academic Appointments
- Professor Emerita of Biostatistics at CUMC
![Zhonghua Liu, ScD Profile Headshot](https://www.publichealth.columbia.edu/sites/default/files/styles/cola_media_200/public/cups-profile/headshot/29da2560-4dac-11ee-9373-9b0d92e63eac.jpeg?itok=22ITVLR0 200w, https://www.publichealth.columbia.edu/sites/default/files/styles/cola_media_260/public/cups-profile/headshot/29da2560-4dac-11ee-9373-9b0d92e63eac.jpeg?itok=bbsgo6ik 260w, https://www.publichealth.columbia.edu/sites/default/files/styles/cola_media_320/public/cups-profile/headshot/29da2560-4dac-11ee-9373-9b0d92e63eac.jpeg?itok=aCBq2B5- 320w, https://www.publichealth.columbia.edu/sites/default/files/styles/cola_media_400/public/cups-profile/headshot/29da2560-4dac-11ee-9373-9b0d92e63eac.jpeg?itok=RAWhle7m 400w, https://www.publichealth.columbia.edu/sites/default/files/styles/cola_media_520/public/cups-profile/headshot/29da2560-4dac-11ee-9373-9b0d92e63eac.jpeg?itok=WMh3REa0 520w, https://www.publichealth.columbia.edu/sites/default/files/styles/cola_media_640/public/cups-profile/headshot/29da2560-4dac-11ee-9373-9b0d92e63eac.jpeg?itok=5vbPvs5S 640w, https://www.publichealth.columbia.edu/sites/default/files/styles/cola_media_800/public/cups-profile/headshot/29da2560-4dac-11ee-9373-9b0d92e63eac.jpeg?itok=LUaHQUwV 800w)
Departments/Divisions
Department of Biostatistics
Research Interests
Biostatistical Methods, Causal Inference, Statistical Genetics and Genomics
Academic Appointments
- Assistant Professor of Biostatistics