Team and Faculty

Meet the simulation team members who provide services at the Simulation Center.


Leadership

Daniel Scott, M.D., FACS

Director, UT Southwestern Simulation Center

Dr. Scott directs the Simulation Center. He is a general surgeon who specializes in minimally invasive and bariatric surgery. Dr. Scott has served as a surgery residency program director and has published landmark studies in surgical simulation. He is nationally and internationally recognized as an expert in medical education, with a strong interest in competency-based training. Dr. Scott is President of the Fellowship Council, Past-President of the Society of American Gastrointestinal and Endoscopic Surgeons (SAGES), Secretary of the Association for Surgical Education (ASE), and a member of the American Board of Surgery Gastrointestinal Surgery Advisory Committee.

Daniel.Scott@UTSouthwestern.edu

Krystle Campbell, D.H.A., M.S.M.S., CHSE, FACHDM

Assistant Vice President, Education Operations – Academic Affairs, Assistant Professor, Department of Emergency Medicine

Dr. Campbell directs the operations of the UT Southwestern Simulation Center. Prior to joining the center, Dr. Campbell led the successful growth and system-wide integration at the University of Wisconsin (UW) Simulation Center, a joint venture between the School of Medicine and Public Health and UW Health. One of less than 40 individuals worldwide with a Masters in Healthcare Simulation, and a first honors graduate of the Medical University of South Carolina Doctor of Health Program, Dr. Campbell’s interest is to grow the field of simulation advocacy and advance simulation’s role in health policy. Dr. Campbell is an active national leader, holding roles as the Vice Chair of the Society for Simulation in Healthcare’ External Relations Committee and serving on the Simulation Professionals of Texas’s Oversight and Planning Committee. Dr. Campbell is also an active member of the American College of Surgeons, the American College of Healthcare Executives, as well as other national and international organizations. She has a strong interest in Global Health, as notable by her on-going work in Ethiopia, leading two simulation centers’ growth. Dr. Campbell’s national and international scholarship has focused around faculty development, advocacy, organizational culture, interprofessional education, innovative delivery of simulations, and global outreach.

In her role at UT Southwestern, Dr. Campbell manages strategic initiatives for our 49,000-square-foot Simulation Center on West Campus – overseeing all finance, administrative, operational data, and reporting functions. She also develops and deploys advanced simulation learning experiences for students, trainees, healthcare learners, and faculty in collaboration with experts in the Undergraduate Medical Education Program, Graduate Medical Education Program, School of Health Professions, and Health System.

Krystle.Campbell@UTSouthwestern.edu

John D. Beaver, M.P.A., M.Ed., CCRP

Assistant Director of Clinical Operations, UT Southwestern Simulation Center

John D. Beaver, oversees strategic initiatives for the Simulation Center. Prior to joining UT Southwestern, he led Global Clinical Trial Operations at Syneos Health for Bristol Myers Squibb (BMS), working with global institutions to expedite the development of life-changing therapies.

John holds dual master’s degrees in Public Healthcare Administration and in Educational Clinical Psychology, graduating with honors from Southern Illinois University Edwardsville and Webster University St. Louis. He is passionate about advancing Medical Education Research and its impact on public health.

In his role, John manages finance, administration, operational data, and reporting functions for the center. He also collaborates with experts from the Undergraduate Medical Education Program, Graduate Medical Education Program, School of Health Professions, and the Health System to create advanced simulation learning experiences for faculty, staff and learners.

John.Beaver@UTSouthwestern.edu


Admins

Sr. Administrative Assistant II (TBD - to be backfilled)

Sr. Administrative Assistant (TBD - to be backfilled)


Financial

Tina A. Tran, B.B.A.

Sr. Financial Analyst

Tina Tran joined UT Southwestern as an intern in 1999. Prior to joining the Simulation Center, she was a Senior Financial Analyst with the Office for Technology Development, where she spent 17 years working on patent matters (payment for departmental legal costs and patent cost reimbursement from licensees) and managed the accounting practice for the department’s license portfolio (license revenue distribution and licensee financial compliance with contractual terms). She has over 20 years of professional experience focused in the areas of technology commercialization, accounting and financial management. At the Simulation Center, she assists in the preparation of monthly financial reports, and oversees policies and procedures related to the financial system. Ms. Tran received her B.B.A. in Finance from the University of Texas at Arlington.

Tina.Tran@UTSouthwestern.edu

Miguel Teruel, B.S.

Financial Analyst-I

Miguel Teruel is a graduate of Texas Woman's University, where he earned a degree in Informatics with a minor in Data Financial Science. His academic foundation in data analytics and financial systems has equipped him with a strong skill set in fiscal operations and strategic financial support and has joined the Simulation Center team in 2026.

During his studies, Miguel completed an internship with the Texas Department of State Health Services, where he supported fiscal monitoring, financial reporting, and data analysis for grant-funded programs. Following graduation, he worked in Client Services at Visa, managing financial operations related to fraud prevention, transaction review, reconciliation, and client financial inquiries. This experience honed his expertise in financial analytics and precision-driven problem-solving.

At UT Southwestern, Miguel works alongside our Senior Financial Analyst to support the Simulation Center's financial operations, reporting, and fiscal stewardship. His background in financial analytics and data-driven decision-making strengthens our team's capacity to maintain robust financial processes as the center continues to expand its educational impact.


Data Management

Darshika Keerthisinghe, Ph.D., M.A., M.S., B.Sc.

Data Analyst

Darshika Keerthisinghe oversees data analytics of the UT Southwestern Simulation Center. Prior to her joining the center she led operational efficiency at Inogen as a Data Solutions Analyst. Darshika developed interactive dashboards, applied machine learning, and provided actionable insights to support strategic decision-making. Darshika specializes in advanced data science techniques, including machine learning, data visualization, and statistical analysis, to drive business outcomes. Her technical expertise spans Python, SQL, Tableau, Power BI, and cloud platforms. Darshika's academic background includes a Ph.D. in Atomic and Molecular Physics and master’s in physics from Western Michigan University. She also held academic roles as a Lecturer at Texas A&M University, Kingsville, and as a Visiting Assistant Professor at University of Nebraska, Kearney.

Email


Management

Carla Mosley

Carla Mosley

Program Manager, Standardized Patients

Ms. Mosley oversees the hiring and training of standardized patients for all simulation activities. She has more than 20 years of experience in the development and design of teaching and assessment activities for health care students and professionals to support the Medical School curricula.

Carla.Mosley@UTSouthwestern.edu

Marcela Castro, B.S.W., M.S.W.

Supervisor of Standardized Patient Program

Ms. Castro started as a standardized patient and quickly immersed herself into the program and its vision. Going from standardized patient to trainer and eventually educator, she has been able to experience all the valuable roles that contribute to the program's goal. Having earned both her undergraduate and graduate degrees in social work, she has experience in program development within communities and is an active advocate for equal access to medical and mental health care within minority communities. As the supervisor for the standardized patient program, she aims to bring her passion for social work and simulation, together.

marcelao.castro@utsouthwestern.edu

Ciara Berry DNP, RN, CHSE, CNEcl

Manager, Simulation Education

Ciara Berry brings a wealth of experience as a Certified Healthcare Simulation Educator and Clinical Nurse Educator, with an impressive background in simulation design, faculty development, and operational leadership. She holds a Doctor of Nursing Practice in Nursing Education from Arkansas State University, where her doctoral project focused on evaluating the use of standardized prebriefing tools with novice simulation facilitators.

Throughout her career, Ciara has demonstrated an exceptional ability to bridge theory and practice through immersive simulation experiences that promote clinical reasoning, professionalism, and confidence among learners. Her mission aligns strongly with our own: advancing simulation as a cornerstone of healthcare education to enhance clinical outcomes and patient safety.

In her new role, Ciara will oversee the educational components of our simulation program, support faculty and staff development, and help lead strategic initiatives that strengthen UTSW's commitment to excellence in simulation-based education.

Ciara.Berry@UTSouthwestern.edu

Billie Paschal, M.S.-HP.Ed., CHSOS

Billie Paschal, M.S.-HP.Ed., CHSOS

Manager, High Fidelity and Procedural Simulation

A dedicated simulationist, Billie Paschal combines a diverse professional background with a people-centered and results-driven leadership style. She is deeply committed to empowering her team to deliver exceptional simulation-based learning that strengthens clinical education and improves learner and patient outcomes.

Billie holds a Master of Science in Health Professions Education (MS-HPEd) and continues to pursue professional growth in healthcare simulation, with a particular focus on simulation center development and operational excellence. Her leadership embodies collaboration, innovation, and a shared vision that effective simulation transforms healthcare education and enhances patient care.

Billie is an active member and mentorship Co-Coordinator at SimGHOSTS (The Gathering of Healthcare Simulation Technology Specialists), where she contributes to advancing best practices in simulation operations and education.

Billie.Paschal@UTSouthwestern.edu


Educational Technology

Bryan Pillow, B.S.

Educational Technology Specialist

Bryan.Pillow@UTSouthwestern.edu

Jericho Guerrero, M.S., CHSOS

Jericho Guerrero, M.S., CHSOS

Educational Technology Specialist

Jericho Guerrero is a health care simulation professional with a strong clinical background and over a decade of hands-on experience in patient care and simulation operations. For 6 years, Jericho served as a medic in the Air Force, working in clinical, hospital, and emergency settings. Following his service, he worked as a medical technician in the emergency department. Over the past 4 years, Jericho worked as a simulation operations specialist managing and overseeing the logistics, maintenance, and simulation operations for an accelerated nursing program. Dedicated to healthcare simulations, Jericho is CHSOS certified and focuses on creating a realistic, reliable, and educationally effective simulation environment to help prepare medical professionals in their respective practices. Jericho completed his Master of Science in Information Technology Management in October 2025.

Jericho.Guerrero@UTSouthwestern.edu


Program Coordinators

Ian Nazareno, B.F.A.

Program Coordinator

Mr. Nazareno oversees the scheduling and logistical planning of all learner activities at the Simulation Center. He brings more than 10 years of administration and procedural development experience from the University of Washington School of Medicine, Fred Hutchinson Cancer Research Center, and the Seattle Cancer Care Alliance. He has more than five years of experience managing and training QA teams in the 3D technology industry. Mr. Nazareno holds a Bachelor of Fine Arts degree.

Ian.Nazareno@UTSouthwestern.edu

Dawnette Adkins

Program Coordinator, Standardized Patients

Ms. Adkins is the administrator for the Standardized Patient Program. She has been at UT Southwestern for 13 years and has three years of experience working with standardized patients in the Clinical Skills Office.

Dawnette.Adkins@UTSouthwestern.edu


Educators

Rahm Heymann, B.S.

Sr. Clinical Simulation Educator

Mr. Heymann offers nearly 20 years of experience in medical simulation. Holder of a Bachelor of Science degree, he has been at UT Southwestern since 2008.

Rahm.Heymann@UTSouthwestern.edu

Lenora Young, B.A.

Clinical Simulation Educator

Miss Young embarked on her commitment to fulfill the responsibilities as a Clinical Simulation Educator in June 2022. She actively collaborates with the SPP (Standardized Patient Program) management team, staff, and UTSW faculty to formulate, orchestrate, execute, and debrief simulation education activities for healthcare learners and professionals. She began her journey at UTSW 22 years ago. First, as standardized patient, and 4 years ago she transitioned to the position of Standardized Patient Educator (SPE). Prior to her current role, she was a public-school teacher here in the DFW metroplex for 15 years. She is a lifetime member of the Texas PTA and regularly volunteers at various schools. She vows to always advocate for ALL learners to receive an equitable education to catapult them to their potential pinnacle of success! In her leisure time she enjoys reading, singing, golfing, traveling, and spending quality time with family and friends.

Lenora.Young@utsouthwestern.edu

Dante Castro, B.A.

Standardized Patient Educator

Mr. Castro has served as a simulation patient for 14 years at UT Southwestern while also being a Simulation Center training and administrator for nearly three years. A native of Peru, he holds a degree in business administration.

Dante.Castro@UTSouthwestern.edu

Ken Hoskins, B.A.

Standardized Patient Educator

Mr. Hoskins has been with the UT Southwestern Standardized Patient Program for 11 years. He began as Standardized Patient and is now Standardized Patient Educator. He trains Standardized Patients for the accurate portrayal of cases and with evaluation and feedback. He assists with the administration of events and as Standardized Patient when needed. He is also a member of the SP Training Team to assist with the training of trainers, the quality assurance of training, and updating of the training manual. He has nearly 8 years of experience in the grading of Patient Notes from OSCE events and of Hospital Write-ups, and he is team leader for grading.

lloyd.hoskins@utsouthwestern.edu

Sheilah Hill Ukpabi

Standardized Patient Educator

Sheilah L. Hill Ukpabi has been a Standardized Patient in the Clinical Skills Department since 2005. She has always had a love for reading, writing, and learning new things, thus when the SP Trainer/Educator role was extended she gladly accepted knowing the position was a perfect fit. Whether it is helping learners develop and practice their communication skills and bedside manner, or inspiring SPs to listen to their inner writing voice, Sheilah truly enjoys being a part of their development. In the words of the poet Robert Frost, “I am not a teacher, but an awakener.” Sheilah’s true passion lies in the arts. In her free time, she loves painting, graffiti, calligraphy, drawing, and the list goes on!

sheilah.hillukpabi@utsouthwestern.edu

Clinical Simulation Educator (TBD)


Clinical Operation Specialist

Kirk Atkinson, CHSOS

Kirk Atkinson, CHSOS

Sr. Simulation Clinical Operations Specialist

Mr. Atkinson has responsibility for manikin operation and maintenance, scenario development and setup, and audio/visual operations. A U.S. Navy veteran, he was a hospital corpsman for 11 years, eight of which were spent teaching and creating simulations for deploying emergency medical teams as well as hospital-based learning (ACLS, BLS, EMS, PALS, and ICU).

Kirk.Atkinson@utsouthwestern.edu

Bradly Mueller, B.A.

Simulation Clinical Operations Specialist

Mr. Mueller specializes in surgical robotic instruction. He has been with UT Southwestern for nearly three years, joining the Medical Center after a 20-year career in the Navy as a corpsman. While in the Navy, he earned certification as a master training specialist. Mr. Mueller also holds a bachelor’s degree in organizational management.

Bradley.Mueller@utsouthwestern.edu

Anthony Austin

Anthony Austin

Simulation Clinical Operations Specialist

Mr. Austin began his career in medicine as an EMT in 2013 and gained medical experience over the next 5 years. In 2018 he began his medical simulation career at Oklahoma State University Center for Health sciences in the simulation center where he taught BLS and ACLS and performed simulations for the medical students and residents. He also managed the AR/VR suite which housed the Davinci Robot and various other AR/VR trainers. In 2021 He moved to the DFW area and began working for UTA in the nursing simulation program. In June of 2022 he Began work here at UT Southwestern where he hopes to continue to gain knowledge and experience as a medical simulation specialist.

Anthony.Austin@utsouthwestern.edu


Faculty

Meet the expert simulation faculty members who provide education at the Simulation Center.

Daniel Scott, M.D.
Assistant Dean, Simulation and Student Integration, Graduate Medical Education
Director, UT Southwestern Simulation Center
Professor, Surgery

Aditee Ambardekar, M.D.
Director of Medical Student High Fidelity Simulation

Ravi Bhoja, M.D.
Director of Anesthesia Simulation

Deborah Farr, M.D.
Director of Surgical Simulation
Assistant Professor, Surgery

Charles Ginsburg, M.D.
Senior Associate Dean, Academic Administration
Professor, Pediatrics

Kim Hoggatt, Ph.D.
Associate Dean for Academic Affairs, School of Health Professions

Kimberly Kho, M.D.
Director of Obstetrics/Gynecology Simulation
Associate Professor, Obstetrics/Gynecology

Joseph Martinez, M.D.
Director of Emergency Medicine Simulation
Professor, Emergency Medicine

Gary Reed, M.D.
Associate Dean, Quality, Safety, and Outcomes Education
Professor, Internal Medicine and Surgery

Robert Rege, M.D.
Associate Dean for Undergraduate Medical Education
Professor, Surgery

Melanie Sulistio, M.D.
Director of Quality Improvement, UT Southwestern Simulation Center
Associate Professor, Cardiology

Dwain Thiele, M.D.
Senior Associate Dean, Strategic Development