Celebrating 55 Years of Credentialing Technologists

Board Members

2020 ABRET Board of Directors

Rebecca Khozein, MBA, MS, R. EEG/EP T., RNCST, CSSGB


Sabrina Faust, BBM, R. EEG/EP T., CNIM, CLTM

Past President

Bonnie Viars, R. EEG T., CNIM


Learn more about Bonnie Viars, R. EEG T., CNIM

Bonnie has 31 years of experience in the field of Neurodiagnostics.  She spent 16 years as a Neurodiagnostic Technologist at Franklin Square Hospital in Baltimore.  During that time, she worked as an instructor to students from the Harford Community College Neurodiagnostics Technology program, and as adjunct faculty member led the clinical oversight of the program for 10 years.  Bonnie started employment at Sinai Hospital of Baltimore as an Intraoperative Monitoring Technologist in 2004.  Since that time, she worked as Team Leader, and currently manages the Neurodiadiagnostics departments at Sinai as well as Northwest Hospital in Randallstown. Bonnie holds an AA degree in Electroneurodiagnostics Technology and carries the credentials of R. EEG T. and CNIM.



Learn more about Jie Zhang, BS, R. EEG/EP T., CNIM, CLTM, FASET

Jie has 24 years of experience in Clinical Neurophysiology Diagnostic Technology. She has trained many END technologists and students throughout the past 19 years. Jie has previously served as a Trustee and Chair of the Scholarship Committee for the American Society of Electroneurodiagnostic Technologists (ASET) for 12 years. Jie has been an Examiner for ABRET; a Member of ABRET’s Exam Development Committee as an Item Writer; a Board Member and Secretary for the EEG Lab Accreditation Board of ABRET; and a Board Member/Treasurer for ABRET. Jie has published many Clinical Neurophysiology and Neuro-Research articles and has presented posters at the ASET Annual Conference. Jie holds a BS, AAS, R.EEG/EP T., CNIM, CLTM, and FASET.  

Elizabeth Bouffanie, MS, R. EEG T., CNIM


Learn more about Elizabeth Bouffanie, MS, R. EEG T., CNIM

Since 2009, Elizabeth has been a contributing member to the field of Neurodiagnostics. With an extensive background in IONM, Elizabeth has held roles as a clinician, IONM educator and coordinator, EEG/IONM/EMU labs manager, board member, and professor. Her work has led to her current role as RTNA’s Leader of Physician Experience where she focuses on operations, scheduling and clinical coordination.

Elizabeth entered Neurodiagnostics to explore her passion for neuroscience. She shares her love for the field as an associate professor where she teaches neuroanatomy and physiology in relation to surgical procedures and is a current board member for ABRET.

Outside of the office, you can find Elizabeth exploring Nashville with her dog and wife, exercising and making holiday crafts.

Amy Caccamo, R. EEG/EP T., CLTM


Learn more about Amy Caccamo, R. EEG/EP T., CLTM

Amy has over 30 years of experience in Neurodiagnostics within a variety of settings including academic and governmental. She has significant management experience and has had oversight of both adult and pediatric Level 4 Epilepsy Centers. Amy has held multiple leadership positions in Neurodiagnostic professional organizations since 1992, including President, Secretary, and Education Chair for WSET; and Secretary/Treasurer of ASET and as speaker faculty for local, regional and national organizations. She is a graduate of the END Technology program at Western Wisconsin Technical College.

Stephanie Krouse, MS, CNIM


Learn more about Stephanie Krouse, MS, CNIM

Stephanie has 10 years of experience in intraoperative neuromonitoring.  Prior to her current position with Assure Neuromonitoring, she was a member of a smaller neuromonitoring company in Denver Colorado where she created a successful training program that interfaced with a local university, to provide internship opportunities to undergraduate students.  Stephanie holds a master’s degree in Biomedical Sciences from Colorado State University and a bachelor’s degree in Neuroscience from Regis University.  Stephanie is a member of ASET: The Neurodiagnostic Society, The American Clinical Neurophysiology Society (ACNS) and the American Society of Neurophysiological Monitoring (ASNM). 



Learn more about Leisha Osburn, MHA, MS, R. EEG/EP T., CNIM, CLTM, DABNM, FASET

Leisha has 37 years of experience in the field of neurodiagnostics. She is currently the vice president of IntraNerve’s EEG services division, and prior to this, she was the director of neurophysiology at IU Health in Indiana for many years. Her career began at Bethesda Naval Hospital, in the brand-new field of IONM, then transitioned to UCHealth in Denver Colorado where she worked for many years. Leisha is adjunct faculty for Neurology through the IU School of Medicine and is currently completing a doctorate in Health Policy through Indiana University, where she previously received a Master’s in Health Administration and a Master’s in Health Science Education. Leisha is an ASET past president and board member, has served on multiple ASET committees and is a Fellow of ASET. She is a past ABRET examiner and question writer. She holds the following credentials in the field: R.EEG/EPT, CNIM, CLTM, DABNM. She has authored book chapters in cEEG staffing models and Health Informatics and authored or co-authored articles on motor evoked potentials and quantitative EEG among other topics. Leisha also enjoys clinical research and has been the primary or co-investigator on many projects over the years.

Cheryl Plummer, BS, R. EEG T., CLTM, FASET


Lisa Rhodes, R. EEG/EP T., CLTM


James D. Schmelzer, BS, CAP


Learn more about James D. Schmelzer, BS, CAP

Jim has a Bachelor of Science degree in Biology. He began his career at Mayo Clinic in 1979 as a Research Associate in the Department of Neurology. He is the Supervisor of the Neurophysiology Research Laboratory and the Autonomic Clinical and Research Laboratories. Jim has authored/co-authored 80 publications and was appointed Assistant Professor in Neurology, College of Medicine, Mayo Clinic in 2001.

Jim has been with the Mayo School of Health Sciences Clinical Neurophysiology Technology (CNT) program as a faculty member since its inception in 1991. He is responsible for teaching the curriculum in Autonomic Testing and is the Clinical Instructor for the Autonomic testing. He is a member of the CNT program Advisory and Admissions committees and holds memberships in several professional societies. Jim became the first Certified Autonomic Professional in 2015.  He has proudly served on the ABRET board of directors since 2015.

Ajaz A. Sheikh, M.D.


Learn more about Ajaz A. Sheikh, M.D.
Dr. Sheikh was originally trained in Psychiatry in India, and has done epidemiological research in trauma and PTSD. He then trained in Neurology at the University of Toledo, Toledo OH. This was followed by fellowships, with American Board of Psychiatry and Neurology (ABPN) certification,  in Clinical Neurophysiology/Epilepsy at Case Medical Center, Cleveland OH, and Sleep Medicine at Duke University, Durham NC. During his fellowships, he also spent time training in Intraoperative Neuromonitoring, and has earned American Board of Clinical Neurophysiology (ABCN) certification. He is currently serving as Clinical Assistant Professor of Neurology at the University of Toledo, where he also serves as the Director of Intraoperative Neuromonitoring services. His clinical and research interests include ICU EEG monitoring, adult sleep disorders, and sleep disorders in epilepsy.

Olga Tarashenko, M.D., Ph.D.


Learn more about Olga Tarashenko, M.D., Ph.D.

Dr. Taraschenko is an Assistant Professor in the Department of Neurological Sciences at the University of Nebraska Medical Center (UNMC) and she is the Chief of Epilepsy and Magnetoencephalography at UNMC. She also directs the Autoimmune Epilepsy Laboratory where she leads translational research on refractory seizures. Specifically, her research interests include new onset refractory status epilepticus and seizures caused by autoimmune conditions. She completed her residency training in neurology at Albany Medical College and epilepsy fellowship training at Emory University. Dr. Taraschenko is board-certified in Neurology, Epilepsy and Clinical Neurophysiology with contraction in ICU EEG monitoring. She has joined the ABRET Board of Directors in January 2019.