Business 201 Faculty < Back Chris LeLash Sales Associate Christian LeLash teams with wife, Jennifer, to provide professional luxury real estate services to busy professionals. Together, the LeLash Group has sold millions in luxury properties with sales as high as $12 million. Chris and Jennifer have extensive knowledge of Dallas' real estate market, its private and public schools, and its neighborhoods. They specialize in handling discreet, private real estate transactions for high-net-worth families. Clients attest to Chris’ and Jennifer's professional, discreet, and seamless client service from beginning to end. In addition to real estate, Chris has twenty years of experience in consulting, financial analysis, business development, investments, and high-net-worth client service. He is also a private foundation trustee with experience in investment management, grantmaking, and board governance. Chris attended the University of Pennsylvania and The Wharton School as an undergrad and earned an MBA from New York University's Stern School of Business. Chris enjoys traveling with his family and coaching youth soccer and basketball. Chris and Jennifer are active members within the Shelton and Parish Episcopal school communities and volunteer their time to many charitable efforts close to their hearts. • D Magazine Top Producer 2016-2019 • Multi-Million Dollar Producer • Current or former Board Member, Lymphoma Leukemia Society, Turtle Creek Conservancy, and Wipe Out Kids’ Cancer. https://www.sothebysrealty.com/eng Business201 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

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. 4th Wednesday Case Review hosted by Clay Cockerell, MD, MBA, JD DOD Home Join Clay Cockerell at the virtual microscope to review interesting dermatopathology cases. eSlide Example | Actual slides can be viewed fullscreen. Lecture Example When: 4th Wednesday of Each Month Time: 7:00 AM CT Duration: Each lecture lasts approximately 45-60 minutes. Sign Up: Gain access to eSlides and Zoom 4th Wednesday Sign Up

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

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

Business 201 Faculty < Back Edward Zabawski, DO Dermatologist Dr. Edward Zabawski is a board-certified dermatologist with a passion for treating a variety of skin, nail, and hair disorders. His formal education and training include: Duquesne University (Pittsburgh, PA) – BS, Pharmacy Ohio University College of Osteopathic Medicine (Athens, OH) – Doctor of Osteopathic Medicine Doctors Hospital of Stark County (Massillon, OH) – General and Internal Medicine Internship UNT Health Science Center (Fort Worth, TX) – Dermatology Residency A fellow of the American Academy of Dermatology (AAD) and the European Academy of Dermatology and Venereology (EADV), Dr. Zabawski’s research has been published in major dermatology articles and publications. In his spare time, Dr. Zabawski enjoys fishing, sports, cooking, and music. https://www.epiphanydermatology.com/ Business201 Home

Practical Symposium | Summer Sharpen Your Dermatology, Clinicopathologic & Business Skills. Join us August 20-23, 2026, in Vail, CO Hotel & Travel PS Home PS26 Register Attendee Brochure Discover what the locals know: We came for the winter but stayed for the summer. You'll want to spend the long days outdoors with the amazing summer climate. Whether your idea of fun is being active outdoors or relaxing by the pool with a good book, the choices are plentiful. Here are some of the local's favorite things to do in the summertime in the Vail Valley: Hiking | Biking Tennis | Pickleball | Golf Festivals | Wine tasting Ziplining | Ballooning Rafting | Kayaking | Fishing Horseback riding And so much more! 2025 Hotel Accommodations Park Hyatt Beaver Creek Resort 136 East Thomas Place Beaver Creek, CO 81620 A limited number of Park Hyatt hotel rooms have been reserved at the special $369 conference rates for the Practical Symposium. These rooms are only available to registered attendees on a first-come basis. The special rate ends when the room block sells out. Park Hyatt Beaver Creek | Reservation Link | ROOM BLOCK IS SOLD OUT Beaver Creek Lodge 26 Avondale Lane Beaver Creek, CO 81620 A limited number of Beaver Creek Lodge hotel rooms have been reserved at the special $320 conference rates for the Practical Symposium. These rooms are only available to registered attendees on a first-come basis. The special rate ends when the room block sells out. Beaver Creek Lodge | Reservation Link Note: The lecture room, exhibit hall, meals, and social events are all held within the Gerald Ford Center. This venue is approximately 75 yards from both hotels. Other Lodging Options: There are numerous hotels, VRBOs, and AirBNBs in the immediate Beaver Creek area. Ground Transportation Epic Mountain Express To & From Airport / Hotel (Reservation Required) 1-800-525-6363 | Epic Mountain Express Website Airport Options Denver International Airport - DEN Denver, CO (~2 hour drive to hotel) Eagle County Airport - EGE Gypsum, CO (~30 minute drive to hotel)

Neal Bhatia, MD < Back Neal Bhatia, MD Faculty Dr. Neal Bhatia is a leading dermatologist in Southern California, providing patients in and around San Diego with the skilled, individualized care they need for skin and nail diseases and cosmetic concerns. With extensive skill and experience in treating a wide range of dermatologic issues, Dr. Bhatia is skilled at diagnosing common and uncommon skin diseases and conditions and in determining the ideal treatment for the best response and results for all skin types. At his practice in San Diego, he provides an array of services including state-of-the-art treatments for acne, psoriasis, rosacea, skin cancer and more. After earning dual bachelor of science degrees in bacteriology and genetics from the University of Wisconsin, Dr. Bhatia completed his medical degree at the University of Wisconsin School of Medicine before completing residencies in internal medicine and dermatology at Medical College of Wisconsin in Milwaukee. In addition to working in private practice, Dr. Bhatia has held several academic positions, and he has been widely published in professional journals. Dr. Bhatia also is a member of the American Academy of Dermatology (AAD) where he has served on the AAD Board of Directors and most recently as AAD Vice President, and he maintains memberships in several other professional organizations, including the American Society for Dermatological Surgery, the Dermatology Foundation, the American Dermatological Association, the Medical Dermatology Society, the Skin of Color Society and the California Society of Dermatology & Dermatologic Surgery. In addition to providing the best possible care using the safest, most effective advanced methods, Dr. Bhatia is committed to offering each patient individualized attention and customized treatment plans so they can feel confident in the care they receive every step of the way. PS Home

Practical Symposium | Winter Learn, Shred, Learn! January 29 - February 1, 2026 The Hythe | Vail, CO Registration LEARN | SHRED | LEARN PS Winter Home

Matt Zirwas, MD < Back Matt Zirwas, MD Faculty Matthew Zirwas, MD is an American Board of Dermatology certified physician. He is a nationally known expert who specializes in allergy patch testing, psoriasis, and eczema. Dr. Zirwas founded the Bexley Dermatology Research Clinic in 2017. The research clinic treats qualifying patients with the newest cutting-edge treatment options prior to the medications becoming available on the market for normal physicians to prescribe. He is also a physician contributor and dermatologic advisor for companies such as ALL Laundry Detergent, Cerave, AsepticMD, Women’s Health Magazine, and many more. He received his Bachelor of Science in Biology from the University of Pittsburgh in 1996. Dr. Zirwas also received his Doctor of Medicine from the University of Pittsburgh in 2000. He then completed his dermatology residency at the University of Pittsburgh in 2003 where he became Chief Resident. Dr. Zirwas professional memberships include: American Academy for Dermatology American Medical Association American Contact Dermatitis Society Association of Professors of Dermatology Central Ohio Dermatology Society Columbus Medical Association European Society of Contact Dermatitis North American Contact Dermatitis Group Ohio Dermatology Association Ohio Dermatological Association The Ohio State Medical Association In Dr. Zirwas’s free time, he enjoys tending to his turtles and tadpoles, as well as spending time with his family and traveling. PS Home

Business 201 Faculty < Back Troy Morgan, CCIM Partner Troy Morgan, CCIM, is an award-winning commercial real estate industry leader, specializing in project leasing, tenant representation, pad site development, and the acquisition/disposition of retail centers and investment properties throughout Texas. As a native of the region, Troy has extensive knowledge of all the DFW submarkets, as well as a strong network of contacts and relationships within the industry. Since joining Structure Commercial in 2007, Troy has used his skills to build the firm into one of the leading retail brokers in the DFW area. He currently manages the marketing and leasing of over 2 million square feet of commercial space, with a particular passion for improving the performance of distressed centers. To date, Troy has been responsible for nearly $500M in transactions. Troy is an active member of several professional associations, including the International Council of Shopping Centers, North Texas Commercial Association of Realtors, and the CCIM Institute (2015). When he isn’t working, Troy is an avid golfer and even plays in tournaments internationally. He also enjoys spending time with his family and traveling. . https://www.structurecommercial.com/ Business201 Home

Dee Anna Glasser, MD < Back Dee Anna Glasser, MD Faculty Bio coming soon. PS Home