Staff

Jacqueline Jonklaas, MD, PhD, Program Director

Dr. Jonklaas serves as the Program Director for the Georgetown Clinical Research Unit. In addition to oversight of the clinical research unit, she is also one of the co-directors of the two committees that prioritize research protocols and allocate resources. Dr. Jonklaas obtained her MD at Georgetown University. She also completed her residency and her endocrine fellowship training at Georgetown University. She is currently an associate professor in the endocrinology division at Georgetown University. Her time is equally divided between research, clinical activities, and teaching. Her area of particular interest, both with respect to research and patient care, is the management of thyroid cancer and hypothyroidism. She also directs the endocrinology courses for Georgetown Medical School’s first and second year medical students.

Terry Jeffs, BSN, RN, Nurse Manager

Terry serves as the Nurse Manager on the CRU in addition to her role as a Clinical Research Nurse and Director Research Access. She focuses on promoting excellence in clinical research and keeping patient care at the center of every trial. She oversees a team of approximately 10 clinical research staff, guiding their training, mentorship, and professional growth. She provides Administrative and Nursing Reviews for new studies, oversees budgets, protocol amendments, and collaborates with Primary Investigators and study teams to coordinate the implementation of cutting-edge research studies, ensuring protocol integrity, operational efficiency and strict regulatory compliance. She earned her Bachelor of Science in Nursing from George Mason University and is an active member of the International Association of Clinical Research Nurses and Sigma Theta Tau. Outside of work, she enjoys time with family and friends, adventure travel, and gardening.

Angie Wilkins, BA, Program Manager

Angie serves as the Program Manager for the CRU. Her responsibilities include reconciling CSRs, managing and ordering supplies, contacting and paying vendors, preparing cost center transfers, and billing for CRU services by creating invoices and preparing expense reports. Angie graduated from Prince George’s Community College with a degree in Accounting. She transferred to University of Maryland University College and obtained her bachelor’s degree in Accounting by the summer of 2016. In her free time, Angie enjoys baking and spending time with her family.

Dalila Ferrante, MS, Program Coordinator

Dalila serves as the Program Coordinator for the CRU. She earned her Bachelor’s of Science in Medical Laboratory Technology from the University of Bologna and later moved to the U.S. to pursue a Master’s in Biochemistry and Molecular Biology at Georgetown University. Before joining the CRU, she spent around five years working as a Research Assistant and Clinical Trial Coordinator, focusing on neurological disorder trials. Currently, she is expanding her expertise by pursuing an MBA at Georgetown to gain business skills that will help her manage healthcare organizations more efficiently and improve patient experiences. In her free time, Dalila enjoys cooking Italian dishes for loved ones, going on walks, dancing salsa/bachata and traveling with her husband!

Holly Bachus, BA, Lab Manager

Holly serves as the Lab Manager for the CRU. Her roles include sample processing and shipping, safety compliance, inventory and equipment management, and staff training for daily lab activities. She earned her Bachelor’s of Science in Biology/Psychology from Birmingham-Southern College. Holly previously worked as a researcher and lab manager at the University of Alabama at Birmingham and the National Institutes of Health. In her free time, Holly enjoys hiking the beautiful trails in the D.C. area, exploring the local food and music scene, and spending time with family and friends. 

Agnès Powers, RN, Clinical Research Nurse

Agnès (pronounced An-yes) serves as a Clinical Research Nurse on the CRU. She graduated with a nursing degree in Paris, France where she grew up. She has worked at MedStar Georgetown University Hospital for close to 20 years. She practiced in a post-surgical unit and cared for patients who underwent orthopedic, limb salvage, or urology procedures. Her interests include running (she volunteers in her local running club), playing “Escape the Room” type games, baking French patisserie, and reading historical fiction.

Amy Hallameyer, BS, Clinical Research Coordinator

Amy is a Clinical Research Assistant for the CRU. She received a Bachelor’s degree in Health Sciences from VCU in 2019. She has worked in patient care in a variety of settings including dermatology, chiropractic, cardiology/internal medicine clinics and completed an EMT training program. She is very excited to be a part of the Clinical Research Unit. Before discovering her love of healthcare, Amy spent time working on a farm and with food access and education initiatives. In her free time, she still enjoys growing vegetables – as well as skating, plant-based cooking, walking dogs at her local animal rescue, and kayaking on the beautiful water of the Potomac River!

Lani J. Ocdamia, BSN, RN, Clinical Research Nurse

Lani serves as a Clinical Research Nurse on CRU. She is originally from the Philippines and was first employed by Medstar Georgetown University Hospital in 2002, and has been with the hospital to date. She works on 6M which caters to post-surgical patients of Orthopedic Limb Salvage, Urology teams along with overflow patients from general surgery, medicine and transplant. She is a permanent weekend night shift RN that takes on the roles of a preceptor and charge nurse. She enjoys taking long walks when weather permits and takes care of her husband and two sons at home when she’s not at work.

Lauren Montgomery, RN, Clinical Research Nurse

Lauren serves as a Clinical Research Assistant for the CRU. She received her Bachelor’s degree in Biology in 2020 and her Master’s degree in Integrative Medicine in 2024 from Georgetown University. Lauren has previously worked as a high school teacher, primarily educating students with disabilities. Outside of the CRU, Lauren enjoys spending her time reading, gaming, crafting soups, and playing volleyball.

Daryl Angela Jucar, RN, Clinical Research Nurse

Daryl is a Clinical Research Nurse on the CRU. Originally from Portland, OR, she graduated in 2022 with her Bachelor’s of Science in Nursing from Villanova University. In addition to her role on the CRU, she has been a nurse on an Intermediate Care Unit at MedStar Georgetown University Hospital for the past several years. Her passion for research led to her current role as co-chair of the hospital’s Evidence-Based Practice and Research (EBP&R) Council, and in May 2025 she was awarded the EBP&R Nurse of the Year. She enjoys traveling, watching sports, and photography in her free time.