# Leadership ## HSDM Dean [### William V. Giannobile ](/people/wiliam-v-giannobile) [William\_Giannobile@hsdm.harvard.edu](mailto:William_Giannobile@hsdm.harvard.edu)Dean and A. Lee Loomis, Jr. Professor of Oral Medicine, Infection, and Immunity Harvard School of Dental Medicine ![Headshot of Dean William Giannobile](/sites/g/files/omnuum6001/files/styles/hwp_4_5__690x865/public/2024-07/Dean-Giannoible.jpg?itok=n0A5touc) ### Leadership team [### Tigist Belachew ](/people/tigist-belachew) [tigist\_belachew@hsdm.harvard.edu](mailto:tigist_belachew@hsdm.harvard.edu)Director for External Education ![headshot](/sites/g/files/omnuum6001/files/styles/hwp_4_5__690x865/public/2026-03/SFX020311%20%281%29.jpg?h=dd0bfa49&itok=ZW9qIsH_) [### Heather Denny ](/people/heather-marie-denny) [Heather\_Denny@hsdm.harvard.edu](mailto:Heather_Denny@hsdm.harvard.edu)Senior Director of Communications ![Heather Denny](/sites/g/files/omnuum6001/files/styles/hwp_4_5__690x865/public/2024-11/HDenny_headshot.jpg?h=e9c95670&itok=8eH4GK88) [### Magda Feres ](/people/magda-feres) [Magda\_Feres@hsdm.harvard.edu](mailto:Magda_Feres@hsdm.harvard.edu)Chair of the Department of Oral Medicine, Infection, and Immunity ![Dr. Magda Feres](/sites/g/files/omnuum6001/files/styles/hwp_4_5__690x865/public/dental/files/feres_headshot.jpg?itok=ixEgP6Rf) [### German Gallucci ](/people/german-gallucci) [german\_gallucci@hsdm.harvard.edu](mailto:german_gallucci@hsdm.harvard.edu)Chair of the Department of Restorative Dentistry and Biomaterials Sciences Professor of Restorative Dentistry and Biomaterials Sciences ![headshot](/sites/g/files/omnuum6001/files/styles/hwp_4_5__690x865/public/2025-04/Dr_Gallucci_headshot.jpg?itok=tEhOkAno) [### Francesca Gori ](/people/francesca-gori) [Francesca\_Gori@hsdm.harvard.edu](mailto:Francesca_Gori@hsdm.harvard.edu)Associate Professor of Oral Medicine, Infection, and Immunity Director of the DMD-Dual Degree Program Director of Research Training and Programs ![Dr. Francesca Gori](/sites/g/files/omnuum6001/files/styles/hwp_4_5__690x865/public/2024-10/Francesca%20Gori_2021_photo1%20%281%29.jpg?h=943970ed&itok=RqO2QEzQ) [### Catherine Hayes ](/people/catherine-hayes) [catherine\_hayes@hsdm.harvard.edu](mailto:catherine_hayes@hsdm.harvard.edu)Chair, Department of Oral Health Policy & Epidemiology Associate Professor of Oral Health Policy and Epidemiology ![Headshot of Catherine Hayes](/sites/g/files/omnuum6001/files/styles/hwp_4_5__690x865/public/2024-07/Catherine_Hayes.jpg?itok=EBbEG_et) [### April Isaac Jefferson ](/people/april-isaac-jefferson) [April\_isaacjefferson@hsdm.harvard.edu](mailto:April_isaacjefferson@hsdm.harvard.edu)Executive Director of Clinical Operations ![April Jefferson](/sites/g/files/omnuum6001/files/styles/hwp_4_5__690x865/public/2025-01/SFX07075.jpg?h=4226710e&itok=efwMr0Y7) [### Jody Johnson ](/people/jody-johnson) [Jody\_Johnson@hsdm.harvard.edu](mailto:Jody_Johnson@hsdm.harvard.edu)Associate Dean for Development and Alumni Relations ![Jody Johnson](/sites/g/files/omnuum6001/files/styles/hwp_4_5__690x865/public/2024-11/JJohnson_headshot_crop.jpg?itok=2hP5xbp8) [### Thomas Miller ](/people/thomas-miller) [thomas\_miller@hsdm.harvard.edu](mailto:thomas_miller@hsdm.harvard.edu) Dean for Administration and Chief Operations Officer ![Tom Miller](/sites/g/files/omnuum6001/files/styles/hwp_4_5__690x865/public/2024-11/Tom%20Miller_web_0.jpg?h=7749c7e3&itok=uKR4fYrB) [### Susan Moore ](/people/susan-moore) [Susan\_moore@hsdm.harvard.edu](mailto:Susan_moore@hsdm.harvard.edu)Director of Human Resources ![susan_moore_sized.jpg](/sites/g/files/omnuum6001/files/styles/hwp_4_5__690x865/public/dental/files/susan_moore_sized.jpg?itok=rkhszD28) [### Meghan O'Donnell ](/people/meghan-odonnell) [Meghan\_ODonnell@hsdm.harvard.edu](mailto:Meghan_ODonnell@hsdm.harvard.edu)Director of Grant Administration ![grayed our HSDM shield used as a headshot placeholder](/sites/g/files/omnuum6001/files/styles/hwp_4_5__690x865/public/2025-10/Headshot_placeholder_shield.jpg?itok=vZNcpEND) [### Sang E. Park ](/people/sang-e-park) [sang\_park@hsdm.harvard.edu](mailto:sang_park@hsdm.harvard.edu)Associate Dean for Dental Education Associate Professor of Restorative Dentistry and Biomaterials Sciences ![Dr. Sang Park](/sites/g/files/omnuum6001/files/styles/hwp_4_5__690x865/public/2024-09/Education_Focus_Sang%20Park_headshot%20.jpg?itok=7DEs_d9P) [### Mina Paul ](/people/mina-paul)Interim Medical Director ![grayed our HSDM shield used as a headshot placeholder](/sites/g/files/omnuum6001/files/styles/hwp_4_5__690x865/public/2025-10/Headshot_placeholder_shield.jpg?itok=vZNcpEND) [### Zachary S. Peacock ](/people/zachary-s-peacock-0) Chair, Oral and Maxillofacial Surgery Walter C. Guralnick Associate Professor of Oral and Maxillofacial Surgery ![Dr. Zach Peacock](/sites/g/files/omnuum6001/files/styles/hwp_4_5__690x865/public/dental/files/zachpeacock.jpeg?itok=iMQPNesy) [### Kate Rezendes ](/people/kate-rezendes) [kate\_rezendes@hsdm.harvard.edu](mailto:kate_rezendes@hsdm.harvard.edu)Chief of Staff ![Headshot of Kate Rezendes](/sites/g/files/omnuum6001/files/styles/hwp_4_5__690x865/public/2024-07/Kate_Rezendes.jpg?itok=7tTvH63b) [### Vicki Rosen ](/people/vicki-rosen) [vicki\_rosen@hsdm.harvard.edu](mailto:vicki_rosen@hsdm.harvard.edu)Chair of the Department of Developmental Biology Doctors Samuel and Ida Gelfand Professor of Developmental Biology ![Headshot of Vicki Rosen](/sites/g/files/omnuum6001/files/styles/hwp_4_5__690x865/public/2024-07/Vicky_Rosen.jpg?itok=q-23JFCI) [### Brittany Seymour ](/people/brittany-seymour) [brittany\_seymour@hsdm.harvard.edu](mailto:brittany_seymour@hsdm.harvard.edu)Associate Dean for Faculty Affairs Associate Professor of Oral Health Policy and Epidemiology ![Headshot of Brittany Seymour](/sites/g/files/omnuum6001/files/styles/hwp_4_5__690x865/public/2024-07/Brittany_Seymour.jpg?itok=dxlEsMNo) [### Lisa Simon ](/people/lisa-simon)Assistant Professor of Oral Health Policy and Epidemiology Director of the Initiative to Integrate Oral Health and Medicine ![headshot](/sites/g/files/omnuum6001/files/styles/hwp_4_5__690x865/public/2026-01/Lisa_Simon-headshot.jpg?h=1396c9f1&itok=H3rKPkjh) [### Carrie Sylven ](/people/carrie-sylven) [Carrie\_Sylven@hsdm.harvard.edu](mailto:Carrie_Sylven@hsdm.harvard.edu)Senior Director of Student Affairs, Community & Campus Life ![headshot](/sites/g/files/omnuum6001/files/styles/hwp_4_5__690x865/public/2025-09/carrie.jpg?h=f5f4c788&itok=fTpaHvvG) [### Catherine Utt ](/people/catherine-utt) [Catherine\_utt@hsdm.harvard.edu](mailto:Catherine_utt@hsdm.harvard.edu)Chief Finance Officer ![Catherine Utt headshot](/sites/g/files/omnuum6001/files/styles/hwp_4_5__690x865/public/2024-09/News%26Notes_CathrineUtt%20%281%29.jpg?h=6f47a1b1&itok=djnAtqaH) [### Mutsumi Yoshida ](/people/mutsumi-yoshida) [mutsumi\_yoshida@hsdm.harvard.edu](mailto:mutsumi_yoshida@hsdm.harvard.edu)Executive Director for Research Strategy and Development ![headshot](/sites/g/files/omnuum6001/files/styles/hwp_4_5__690x865/public/2026-04/MYHeadshot.png?h=212fd658&itok=De86tkSv) ### HSDM leadership boards Board members serve as ambassadors and advisors to the School: ### Board of Fellows expand\_more The Board of Fellows is a group of trusted advisors selected by the Dean to shape and implement HSDM’s strategic direction in education, research, and clinical care. The Board advises the Dean and acts as ambassadors for HSDM, focusing on strategic matters related to academic-private partnerships in global education, research, and clinical innovation. **Robert Faiella, MMSc85, PD85** **Board of Fellows, Chair** *Chair Advisor* Overjet **Nick Alexos** *Executive Vice President and Chief Financial Officer* Univar Solutions, Inc. **Patrick Assioun, MMSc01** *Owner & Chief Executive Officer* Passion Dental **Grant Bester** *Executive Vice President, North America* Straumann Group **Zerita Buchanan, MPH23** *President* — Health Equity, Innovation & HBCU Engagement BlueSKY Collaborative Partners **Gus Dehni, DMD97, MMSc00** *Periodontist* Center for Advanced Periodontics and Implant Dentistry **Gene Dorff** *Chief Executive Officer* Solmetex **Dai Feng, AB97** *Co-Founder and Managing Director* CareCapital Advisors Limited **Diego Gabathuler** *Chief Executive Officer* Geistlich Pharma AG **Alfred Griffin, MMSc17** *Chief Executive Officer and Co-Founder* LightForce Orthodontics **Bill Harrison, MBA13** *Vice President, Strategic Accounts* Henry Schein **Mayumi Kaneda** *Director* Sunstar Foundation **Melissa Marlin** *Director Institutional Accounts, North America* Bien-Air **Gerard Moufflet** *Founder and CEO* Acceleration International **Linda Niessen, DMD77, MPH77, MPP82, PD82** *Vice Provost Oral Health Affairs, Founding Dean* Kansas City University College of Dental Medicine **Cindy Roark, SM15** *SVP and Chief Clinical Officer* Sage Dental Management **Joanna Rodgers** *Chief Administrative Officer and SVP, People* PDS Health **Dave Sproat** *Board* *Chair* Carestream Dental **Tony Susino** *Chief Executive Officer* Keystone Dental **George Tysowsky** *SVP Technology & Professional Relations* Ivoclar Vivadent, Inc. **Robert Zou** *Founder and CEO* Arrail Dental Group ### Special advisory group expand\_more The Special Advisory Group serves as ambassadors for HSDM, providing counsel on academic-private partnerships in global education, research, and clinical innovation. Members come from diverse professions, including business, technology, medicine, public health, and dentistry, and are committed to integrating dentistry and medicine to improve human health. They support HSDM with their expertise, guidance, and advocacy. **Allen Ali Nasseh, DDS, MMSc97, PD97** **Special Advisory Group Chair** *Lecturer on Restorative Dentistry and Biomaterials Sciences* Harvard School of Dental Medicine *President and Founder* MicroSurgical Endodontics **Jeanne Ambruster, PhD** *CEO and Founder* The Avenues Company **Samuel Lynch, DMD, DMSc89, PD89** *Member, Board of Directors* Vanderbilt Medical Center *Founder, CEO, and Chairman* Lynch Biologics, LLC **Lonnie Norris, DMD76, MPH77** *Dean Emeritus and Professor of Oral Maxillofacial Surgery* Tufts School of Dental Medicine **Peter Polverini, DDS, DMSc77, PD77** *Jonathan Taft Distinguished University Professor of Dentistry* Department of Oral Medicine/Pathology and Oncology University of Michigan School of Medicine **Maria Ryan, DDS, PhD** *Vice President and Chief Dental Officer* Colgate-Palmolive Company **Richard W. Valachovic, DMD, MPH, ScM** *Clinical Professor, Founding Director* Center for Oral Policy Management *President Emeritus* American Dental Education Association (ADEA) ### Clinical Innovation Advisory Board expand\_more The Clinical Innovation Advisory Board includes leaders in oral medicine, dental education, clinical research, and industry. They provide expertise, strategic guidance, and advocacy to help shape HSDM’s clinical vision—advancing innovation in care delivery, dental education, workforce development, and research. **Chris Bonebreak Jackson, DMD14** *(Chair)* *Director of Clinical Affairs* LightForce Orthodontics **Natalia Chalmers** *Chief Dental Officer* Center for Medicare and Medicaid **Mostafa Khairzada** *Vice President of Emerging Technologies* Pacific Dental Services **Marta Revilla-León** *Director of Research and Digital Dentistry* KOIS Center **Amir Mansouri** *Co-Founder and CEO* SprintRay **Allen Ali Nasseh, DDS, MMSc97, PD97** *Lecturer on Restorative Dentistry and Biomaterials Sciences* Harvard School of Dental Medicine *President and Founder* MicroSurgical Endodontics **Michael Newman, PD74** *Professor Emeritus* UCLA School of Dentistry *Founding Board Member* McGuire Institute **Victoria Sampson** *Founder* THS Labs **Miguel Stanley** *Founder and Clinical Director* White Clinic **Hom-Lay Wang** *Collegiate Professor of Periodontics and Director of Graduate Periodontics* University of Michigan **Edward Zuckerberg** *Chief Dental Advisor* Viome *Chief Dental Advisor* Keystone Bio