Brian Berman, MD, PhD < Back Brian Berman, MD, PhD Faculty Professor Emeritus of Dermatology and Cutaneous Surgery University of Miami Miller School of Medicine, Miami, FL Co-Director Center for Clinical and Cosmetic Research Skin and Cancer Associates, Aventura, FL Senior Scientific Advisor and Acting Chief Medical OfficerBerg Health, Framingham, MA Dr. Brian Berman is Professor Emeritus of Dermatology and Dermatologic Surgery at The University of Miami Miller School of Medicine and has had the honor of serving as a member of the Board of Directors and Vice President of the American Academy of Dermatology. He is Past President of the American Dermatological Association. Dr. Berman is Secretary of the American Cutaneous Oncology Society, Secretary of the American Hyperhidrosis Medical Society, past President and the Founder of The National Association of Veterans Affairs Dermatologists, and serves on the Scientific Advisory / Editorial Boards of The European Journal of Dermatology, SKINmed, Journal of Clinical and Aesthetic Dermatology, Dermatology Digest, and SKIN, and edited The Miami Review series. In addition to caring for patients at Skin and Cancer Associates in Aventura, FL, Dr. Berman is Co-Director of the Center for Clinical and Cosmetic Research, continuing his broad-based clinical research program while focusing on the study of the control of scarring and skin cancer. He has presented at over 300 local, regional, state, national and international dermatologic societies and conferences and authored of more than 250 peer-reviewed scientific and clinical articles, chapters and books. In 2021 the Florida Society of Dermatology and Dermatologic Surgery recognized Dr. Berman as “Practitioner of the Year.” D. Berman serves as Senior Scientific Advisor and Acting Chief Medical Officer at Berg Health, a clinical-stage, AI-powered biotechnology company. PS Home

Warren Piette, MD < Back Warren Piette, MD Faculty Chair, Division of Dermatology Stroger Hospital of Cook County Professor Department of Dermatology, Rush Dr. Warren Piette is a dermatologist in Chicago, Illinois, and is affiliated with multiple hospitals in the area, including John H. Stroger Jr. Hospital of Cook County and Rush University Medical Center. He received his medical degree from the University of Texas Southwestern Medical School. Dr. Piette is board-certified in internal medicine, hematology, and dermatology. He has been in practice for 35 years. PS Home

Douglas Gray, MSOR, MBA < Back Douglas Gray, MSOR, MBA Faculty Douglas A. Gray is an entrepreneur, practitioner, leader, educator, and author with 30+ years of experience in Data & Analytics, IT/Software, E-Commerce, and Consulting. Mr. Gray has worked for Fortune 1-250, start-up, and early-stage companies in industries including retail, airlines, travel distribution, financial services, healthcare insurance, consulting, and commercial software. Mr. Gray is currently a Director, Data Science at Walmart Global Tech – US Omni Retail Tech where he leads teams that increase efficiency, cost effectiveness, and profit performance leveraging data and advanced analytics methods and solutions focused on End-to-End Fulfillment. His teams deliver economic impact and business value in the 9-figure range annually. He has been a member of two INFORMS Prize winning organizations: Walmart (2023) and American Airlines (1990). Previously, Mr. Gray served as Director, Enterprise Data & Analytics at Southwest Airlines. Through the data and analytics solutions delivered, Doug’s organization at Southwest Airlines generated $100M in annual operating cost reduction, and $100M in annual revenue augmentation. As a result, the team was recognized with the following awards: Teradata EPIC Award, FICO Decision Management Innovation Award, Alteryx Best Business ROI Award (2), Drexel LeBow Analytics50 Award (2), and AGIFORS Operations Best Innovation Award. Mr. Gray was a founding team member at award-winning American Airlines Decision Technologies (AADT) (now part of CAE, Inc.), which pioneered numerous innovations driving substantial economic impact in the use of Analytics in the airline industry, solving commercial and operational problems across the enterprise. At Sabre, he served as the founding CTO of Travelocity.com , the world’s first real-time, Internet-based travel reservation system. Mr. Gray served as Acting Director of Analytics at Blue Cross Blue Shield of Kansas City where he led the development of an Analytics Platform, i.e., a data warehouse, an operational dashboard, and a portfolio of analytical scoring models for measuring patient propensity for health conditions, behaviors, and outcomes. BCBSKC evolved the platform into a commercial Analytics-as-a-Service enterprise (CobaltTalon) serving other BCBS entities that was later sold to HealthLumen. Through his own company, Blueprint Technology Advisors, LLC, d.b.a., Optima Analytics, Mr. Gray advises executive leadership teams on best practices of applying Technology & Analytics to corporate strategy and Digital Transformation, and implementing Technology & Analytics organizations and capabilities. Mr. Gray has taught executive education seminars in Analytics since 2009. As an Adjunct Professor at SMU, Mr. Gray taught Business Analytics in the Cox School of Business EMBA Program 2016-20, through which his students’ real-world Case Analysis Projects routinely delivery 6-7-8-figure ($M) tangible, measurable business value and economic impact benefits. Mr. Gray serves as the primary instructor for Business Analytics in SMU’s MS in Data Science program. In 2025, Mr. Gray will offer an elective course, AI Strategy, in SMU’s EMBA Program. Mr. Gray teaches Analytics & AI Strategy for SMU Continuing and Professional Education and SMU Cox Leadership Academy. He currently serves on SMU’s Future of Work Advisory Council. PS Home

Aaron Farberg, MD < Back Aaron Farberg, MD Faculty Aaron S. Farberg, M.D. is a double board-certified dermatologist and fellowship-trained Mohs surgeon that specializes in skin cancer, inflammatory diseases, and cosmetic dermatology. Dr. Farberg is a summa cum laude graduate of Emory University and continued his education at the University of Michigan, where he received his medical degree. Dr. Farberg’s post-graduate training includes additional residency years at the University of Michigan in Plastic and Reconstructive Surgery and, in New York, as a clinical research fellow in association with the National Society for Cutaneous Medicine and New York University. He then remained in New York, completing another residency in Dermatology at the Icahn School of Medicine at Mount Sinai Hospital, where he served as chief resident. In addition to treating patients, Dr. Farberg has been a clinical investigator on numerous studies, including FDA clinical trials. He is an accomplished author and has published over 100 articles in professional medical journals. He serves as a member of the editorial board for several medical journals including Dermatology & Therapy and SKIN. Dr. Farberg also founded the Dermatology Science and Research Foundation to provide dermatology education to his patients and peers. Dr. Farberg has been recognized as one of Dallas’s leading dermatologists with numerous awards and honors. He most recently was ranked by his dermatology colleagues in Newsweek Magazine as the #1 medical dermatologist in Texas and #6 in the entire country. While in New York he served as a consultant dermatologist for the New York Yankees. PS Home

Brett Coldiron, MD < Back Brett Coldiron, MD Faculty Brett Coldiron, MD, is one of the most distinguished Mohs surgeons in the world, having cured over 50,000 cases of skin cancers. In addition to founding the Skin Cancer Center, he has served as president, vice president and secretary-treasurer of the American College of Mohs Surgery. Dr. Coldiron is President of Ohio Dermatological Foundation, and past president of the American Academy of Dermatology, representing 18,000 dermatologists worldwide. Qualifications Clinical Associate Professor at the University of Cincinnati Ongoing research at the Skin Cancer Center, including: Patient safety and quality improvement Skin cancer epidemic Benchmarks for quality of skin cancer care Cost efficiencies of Mohs Surgery American Academy of Dermatology - Immediate Past President (2015-16); President (2014-15); President Elect (2013-14); Board of Directors (2009-present) Ohio State Medical Association – Counselor at Large (2015-2016) American College of Mohs Micrographic Surgery and Cutaneous Oncology – President (2011-2012); Vice President (2010-2011); Secretary-Treasurer (2008-2010); Board of Directors (2005-2008) Director, Good Samaritan TriHealth fellowship program in Micrographic Surgery and Dermatologic Oncology (2010-Present) American Society of Dermatologic Surgery - Board of Directors (2003-2006) Cincinnati Dermatological Society - President (2004-2005) Ohio Dermatological Association – President (1999-2000) Awards & Recognitions JDD Leaders of Distinction Award for Outstanding Leadership in Promoting the Field of Dermatology (2016) International Training Mentorship Program Outstanding Contribution Award (2014) Clinical Educator of the Year (2014) American Society of Dermatologic Surgery President’s Award for leadership and promoting safety of office-based surgery (2013) Distinguished Service Award, American College of Mohs Micrographic Surgery and Cutaneous Oncology (2007) Dermatologist of the Year – Ohio Dermatologic Association (2001) Distringuished Leader Award Clarence A. Jackson Service Award for outstanding achievement, National Association of Wabash College Men (2000) Consistently named “Best Doctors” in Cincinnati and America Over 72 peer-reviewed scientific papers and 5 book chapters (as of 2015) Distinguished lecturer: University of Cincinnati, Cleveland Clinic, Harvard Medical School, Mayo Clinic, New York University, Wake Forest University, University of Arkansas Distinguished international lecturer: Canada, Indonesia, South Africa, Dubai, United Arab Emirates, India Education Dr. Coldiron is board certified in Internal Medicine (residency at the University Hospital, Cincinnati), Dermatology (residency at University of Texas Health Science Center at Dallas Parkland Memorial Hospital), and fellowship trained in Mohs and Dermatologic Surgery (Northwestern University and the University of Illinois at Chicago). PS Home

James Del Rosso, DO < Back James Del Rosso, DO Faculty James Q. Del Rosso, D.O. has been practicing dermatology since 1986, and in the Las Vegas area at the Las Vegas Skin & Cancer Clinics since 1997. He is an Adjunct Clinical Professor of Dermatology at the Touro University of College of Osteopathic Medicine in Henderson, Nevada, and has the distinction of being the first and only dermatology residency program director in the history of the state of Nevada. Prior to coming to Las Vegas, Dr. Del Rosso served as Head of the Section of Dermatology at the Ohio University College of Osteopathic Medicine in Athens, and Visiting Faculty Member in Dermatology at Ohio State University (OSU) in Columbus where he twice was honored as Educator of the Year by the dermatology residents and dermatopathology fellows. He received his D.O. degree from Ohio University College of Osteopathic Medicine, interned at Doctors Hospital in Columbus, completed a dermatology residency at Atlantic Skin Disease and Skin Surgery in Fort Lauderdale, Florida, and a fellowship in Mohs micrographic surgery and cutaneous oncology at OSU. At his practice in Henderson, Nevada, he is proud of the quality of service provided and has an exceptional support staff of nurses and medical assistants who are dedicated to quality patient care. Dr. Del Rosso is an internationally renowned dermatologist. He is Clinical Editor of the Journal of Clinical and Aesthetic Dermatology, has published multiple peer-reviewed articles and textbook chapters, and was President of the American Acne & Rosacea Society, American Society of Mohs Surgery, and the American Osteopathic College of Dermatology. He is one of the most highly requested and well-respected educators in dermatology, invited to present regularly at dermatology meetings both nationally and internationally. Dr. Del Rosso has many outside interests, especially music, and stays busy at times with four children and six grandchildren. PS Home

Lawrence Schachner, MD < Back Lawrence Schachner, MD Faculty Bio coming soon. PS Home

Roger Ceilley, MD < Back Roger Ceilley, MD Faculty Dr. Ceilley received his Medical Degree and dermatology residency training at the University of Iowa. He is board-certified in dermatology and dermatopathology and is a fellow of the American College of Mohs Micrographic Surgery and Cutaneous Oncology. He has served as president of the American Academy of Dermatology, president of the American Society for Dermatologic Surgery, and is a diplomat of the American Board of Dermatology. He is the director of our training program in Mohs Surgery and Dermatologic Surgery. Memberships and Awards: Board Certified, American Board of Dermatology Fellow, American Academy of Dermatology Past President, American Academy of Dermatology Past President, American Society for Dermatologic Surgery American Medical Association Director training program in Mohs Surgery and Dermatologic Surgery PS Home

Adam Rubin, MD < Back Adam Rubin, MD Faculty University of Pennsylvania Associate Professor of Dermatology at the Hospital of the University of Pennsylvania Associate Professor of Dermatology in Pathology and Laboratory Medicine Associate Professor of Dermatology in Pediatrics PS Home

Matthew Leavitt, DO < Back Matthew Leavitt, DO Faculty Dr. Matt Leavitt is a board-certified dermatologist and the Chairman, Founder, and CEO of Advanced Dermatology & Cosmetic Surgery (ADCS), the country's largest dermatology practice. He is also the Founder and Chairman of Ameriderm, a division that provides billing services for dermatology practices. Dr. Leavitt's vision led to the development of ADCS’s research division which has undertaken numerous studies for major pharmaceutical companies. Additionally, Dr. Leavitt founded Medical Hair Restoration (MHR), which he grew into a national practice for surgical hair transplantation that became the second-largest hair restoration practice in the country. Dr. Leavitt now holds the office of Executive Medical Advisor with Bosley, the largest hair restoration group in the world. Dr. Leavitt is the Chairman of the KCU-GME/ADCS Orlando Dermatology Residency Program. He has served as President of the American Osteopathic College of Dermatology (AOCD) and is a founding father of the American Board of Hair Restoration Surgery, where he served as its first vice president. Dr. Leavitt was also one of the founding members and is currently the president of the Hair Foundation. Dr. Leavitt is presently a Clinical Assistant Professor in Dermatology for the University of Central Florida and Kansas City University. Dr. Leavitt is a member of the advisory boards and a national speaker for Allergan. Formerly he was a member of the advisory boards of Merck and Pfizer (now Johnson & Johnson) and Photomedex, Abbvie, amongst others. Dr. Leavitt has served as a special consultant to Lexington International. Dr. Leavitt is recognized both nationally and internationally as an accomplished author, clinical researcher, surgeon, and lecturer on the subject of hair loss. He has received numerous grants and awards including the prestigious Golden Follicle, from the International Society of Hair Restoration Surgeons. Recently he was featured on the cover and lead article for The Dermatologist. Dr. Leavitt is a founder and 21-time chairman of the annual Live Surgery Workshop. Dr. Leavitt has authored numerous articles for dermatology, hair, and cosmetic journals and chapters in textbooks. He has been interviewed by the print and electronic media including The New York Times, The WSJ, Forbes, Men's Vogue, Parents Magazine, etc. as well as appearing on America's Health Network, CBS's 'The Early Show,' The Learning Channel, NBC iVillage. Through the Leavitt Family Foundation, he has co-sponsored fourteen annual charity golf tournaments benefiting Ronald McDonald House and the Crohn’s and Colitis Foundation (CCF). He serves on the CCF boards both nationally and locally. He has been recognized by Ernst & Young as a finalist for Entrepreneur of the Year and received numerous awards from the business community, such as Smart Awards, Florida Medical Business, etc. A graduate of the University of Michigan and Michigan State University College of Osteopathic Medicine, Dr. Leavitt completed his residency at Ohio University Grandview Medical Center. PS Home

William Posten, MD William Posten, MD Faculty Dr. William Posten is a board-certified, fellowship trained Mohs Surgeon practicing in Dallas, Texas. He received his bachelor’s degree with honors from Harvard University and his M.D. degree from Yale University. He did his dermatology residency training at Northwestern University. He then completed a combined fellowship in Mohs Surgery and Procedural Dermatology at University of Texas Southwestern. Dr. Posten currently serves as President of the Dallas Ft Worth Dermatological Society. He previously served as Secretary-Treasurer of this prestigious organization. He is a Diplomate of the American Board of Dermatology, a Fellow of both the American College of Mohs Surgery and the American Academy of Dermatology, and a member of the American Society of Dermatological Surgery. Dr. Posten authors original research on novel surgical techniques and his findings are regularly presented in national surgical meetings. Recently, Dr. Posten has been featured on Top Docs of DFW, a television program highlighting the leading physicians of Dallas Ft-Worth show on channel 33 KDAF-TV. Dr. Posten is on medical staff at Medical Cities Hospital of Dallas, Presbyterian Hospital of Dallas, Baylor Hospital of Irving, and Zale Lipshy Hospital of Dallas. He teaches medical students and residents surgical skills at UT Southwestern Hospital, Parkland Hospital and the Dallas Veterans Affairs Hospital. Dr. Posten specializes in the treatment of skin cancers and other skin tumors. Dr. Posten believes in a compassionate, caring philosophy that is reflected in the clinical care that he provides. His hobbies include painting and sculpture. He is married with 2 children. He looks forward to meeting you at the Dallas, Las Colinas, and Highland Village offices. PS Winter Home

Barak Richman < Back Barak Richman Faculty Barak Richman’s primary research interests include the economics of contracting, new institutional economics, antitrust, and healthcare policy. His work has been published in the Columbia Law Review , the University of Pennsylvania Law Review , Law and Social Inquiry , the New England Journal of Medicine, the Journal of the American Medical Association , and Health Affairs . In 2006, he co-edited with Clark Havighurst a symposium volume of Law and Contemporary Problems entitled "Who Pays? Who Benefits? Distributional Issues in Health Care,” and his book Stateless Commerce was published by Harvard University Press in 2017. Professor Richman represented the NFL Coaches Association in an amicus curiae brief in American Needle v. The Nat’l Football League , which was argued before the U.S. Supreme Court in January 2010 and again in Brady v. The Nat’l Football League in 2011. His recent work challenging illegal practices by Rabbinical Associations was featured in the New York Times . And in 2020, he was a member of the Working Group on Platform Scale at Stanford University’s Program on Democracy and the Internet that proposed middleware as a solution to stem the economic and political power of dominant internet platforms. Professor Richman also is on the Health Sector Management faculty at Duke’s Fuqua School of Business and is a Senior Fellow at the Kenan Institute for Ethics. He won Duke Law School's Blueprint Award in 2005 and was named Teacher of the Year in 2010. He has had visiting appointments at Columbia, Harvard, and Stanford. Professor Richman has an AB, magna cum laude , from Brown University, a JD, magna cum laude , from Harvard Law School, and a PhD from the University of California, Berkeley, where he studied under Nobel Laureate in Economics Oliver Williamson. He served as a law clerk to Judge Bruce M. Selya of the United States Court of Appeals for the First Circuit, and from 1994-1996 he handled international trade legislation as a staff member of the United States Senate Committee on Finance, then chaired by Senator Daniel Patrick Moynihan. PS Home