Joan Guitart, MD < Back Joan Guitart, MD Faculty Focus of Work Cutaneous T-cell lymphoma, Dermatopathology, Skin cancer prevention and detection Education MD: Autonomous University of Barcelona (1983) Postgraduate Training Resident: Univ. of Illinois Hospital, Pathology (1988) Fellow: Cleveland Clinic, (1989) Intern: Cleveland Clinic, Internal Medicine (1990) Resident: Cleveland Clinic, (1990) Certifications Board Certification: Anatomic Pathology & Clinical Pathology, American Board of Pathology Board Certification: Dermatopathology, American Board of Pathology Board Certification: Dermatology, American Board of Dermatology PS Home

Business 201 Faculty < Back Justin McCorkle Founder Founder Crucial Cyber Repeat Entrepreneur Certified Leadership Consultant Justin McCorkle is the Founder of Crucial Cyber, a consulting and projects practice that approaches cybersecurity from a “business first” perspective. He has had first hand involvement in numerous Incident Response cases, cyber forensics investigations, worked with cyber attorneys through various legal challenges, and is a member of the North Texas FBI Infragard Community. Justin has over 18 years of organizational leadership experience and brings that executive perspective into client cyber issues. Justin assisted with the founding and launch of a Managed Security Services Provider and later joined the board of an international Private Equity Group seeking cyber acquisitions throughout the United States. Through these projects he developed key relationships in the industry that have allowed Crucial Cyber access to leading cyber talent and ‘out of the box’ thinking in order to reduce cyber risks. Crucial Cyber approaches cyber in a way to maximize ROI and provide legal protection in the event of an incident. Besides these things, Justin has authored and co-authored several books on faith and family, provided political consulting and speech writing to State and Federal politicians, and is very involved with Conscious Capitalism. He has a deep love of human liberty and is an outdoors enthusiast. Justin lives in Frisco, Texas with his wife of 17 years, Kelly, and their three children. https://crucial-cyber.com/ Business201 Home

Nicole Neuschler, MD < Back Nicole Neuschler, MD Faculty Nicole Neuschler, M.D., is a board certified dermatologist who has been practicing in Denver since 2008. Originally from Northern Virginia, she attended the Honors Program in Medical Education at Northwestern University in Chicago where she received both a BA in Environmental Sciences and her medical degree. She then completed a year of Internal Medicine and her Dermatology residency at University of Michigan. She spent a year as an Assistant Professor at Weill Cornell Medical College in New York, before heading west. Dr. Neuschler’s interests include general dermatology, skin cancer and pediatrics. She prides herself on making connections with her patients that extend beyond simply fixing their skin. She enjoys teaching and helped to train many other physicians and physician assistants. In her free time, she enjoys spending time with her family, skiing, hiking and exploring Colorado. Dr. Neuschler is very excited to join Dr. Frankel and Dr. Olander at Core, especially as she trained with Dr. Frankel at Michigan and worked with Dr. Olander previously in Denver. Hone Home

William Posten, MD < Back 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

James Allred, MD < Back James Allred, MD Faculty James Allred, MD, MS, FAAD, is a dermatologist at Access Dermatology Clinic in Franklin and Glasgow, Kentucky, and Gallatin, Tennessee. Originally born and raised in the western United States, Dr. Allred has called southern Kentucky his home since 2015. During that time, Dr. Allred has lectured at national conferences, published academic articles, and founded multiple technology startups dedicated to improving patient care. He also was a founding member of the education committee for Advancing Innovation in Dermatology, a nonprofit dedicated to improving patient care through novel technologies and techniques. Before then, Dr. Allred completed his dermatology residency in Austin, Texas, where served as chief dermatology resident, patented multiple medical devices, and was a recipient of teaching awards and speaking awards, including from the Texas Dermatological Society. He completed his medical school training at the University of Utah, where he served as student body president during his fourth year, co-founded the Bench-to-Bedside research program, and was among the first students to be chosen to the Alpha Omega Alpha honor society for medical scholastic excellence. As an undergraduate at the University of Colorado at Boulder, he graduated Phi Beta Kappa with dual degrees in history with honors and summa cum laude in anthropology, where was chosen as the graduation speaker, having received the outstanding undergraduate award and outstanding senior thesis award in 2003. Dr. Allred is married with five beautiful children and has two large dogs. He gets the greatest enjoyment in life from them, especially when introducing them to his first love of the outdoors. One annual highlight for him is where he is able to take his family every year to the Colorado Rockies, where he leads the first and only continuing medical education hike that teaches dermatologists from around the country about how the environment (i.e. plants, sunlight, insect bites, etc) can negatively affect the skin. In 2021, Dr. Allred decided to establish Access Dermatology Clinic as the method to synthesize what he has learned as a clinician and an innovator to creatively and compassionately serve the people of southern Kentucky and northern Tennessee. PS Winter Home

Business 201 Symposium Lectures designed for residents, attending physicians and medical students. Business 201 Home Agenda Topics

Dermpath On Demand is an online educational website for all things dermatopathology. Join Dr. Clay Cockerell in the library 24/7/365 to view eSlides and case review videos. Calendar DOD Home Calendar | Agenda View

Clay Cockerell, MD, MBA, JD < Back Clay Cockerell, MD, MBA, JD Symposium Managing Director Cockerell Dermatopathology , Founder & President Health Education Services sponsored by Lake Granbury Medical Center, Program Director, Residency Program Dermpath On Demand , Co-Founder & Educational Director Dr. Clay J. Cockerell is a world-renowned specialist in treating and diagnosing skin disorders and has diagnosed over three million biopsies. An internationally recognized pioneer in his field and double board-certified in dermatology and dermatopathology, Dr. Cockerell has been practicing medicine since 1986. He is currently the Founder & President of Cockerell Dermatopathology and the Program Director of the Health Education Services dermatology residency program sponsored by the Lake Granbury Medical Center. Also, Dr. Cockerell sees patients a few days per month to assist with resident training and to keep his clinicopathological skills sharp. Dr. Cockerell has held numerous leadership positions within several highly regarded medical associations. Most notably, he served as the President, Secretary & Treasurer and a member of the Board of Directors of the American Academy of Dermatology, President of the Texas Dermatological Society, and President of the Dallas Dermatological Society. Also, Dr. Cockerell holds leadership roles as Founder and President of Cockerell Dermatopathology and a former AmeriPath Board of Directors member. Dr. Cockerell and his wife, Brenda, had a lifelong dream of producing wine and, in 2005, purchased a vineyard in Calistoga, California. They now produce wine under the Coquerel Family Wine Estates label. Dr. Cockerel and Brenda have two children, Charles and Lillian, and they have been married for forty-six years. In addition, Dr. Cockerell and Brenda enjoy traveling, golf, and winter sports. PS Winter 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

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

Joy Mosser Goldfarb, MD < Back Joy Mosser Goldfarb, MD Faculty Joy L. Mosser, MD, is an attending dermatologist at Nationwide Children’s Hospital and Assistant Professor of Clinical Pediatrics and Director of the Pediatric Dermatology Residency Program at The Ohio State University College of Medicine. Dr. Mosser is board certified in dermatology and pediatric dermatology. Past clinical studies have included the use of topical steroids for atopic dermatology, tacrolimus for atopic dermatitis, pimecrolimus for atopic dermatitis, and lactic acid for ichthyosis vulgaris. Her educational activities include lectures to dermatology residents at The Ohio State University College of Medicine, pediatric residents at Nationwide Children's Hospital, and family practice residents at Grant Hospital. She provides clinical teaching in the Pediatric Dermatology Clinic at Nationwide Children's and precepts internal medicine-pediatrics residents from The Ohio State University. PS Winter Home

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