No Division can function without the expertise of an administrative staff.
Aaron Williams, MHA As Assistant Administrator for the Division, Aaron manages and leads the financial, human resources, marketing, strategic planning, business development and administrative activities of the Department of Medicine’s Division of Rheumatology. Aaron partners with the Division Chief to define and implement the vision for the division, works with faculty and staff to develop and implement new programs, ensures policies and procedures are followed. In addition, this position spans the Rheumatology faculty at The Johns Hopkins Hospital, Johns Hopkins Bayview Medical Center and Good Samaritan Hospital. | |
Krystal Burgess Krystal Burgess is the Administrative Coordinator for the Division. She provides administrative support for divisional activities and human resources functions. | |
Bonnie Hebden Bonnie is the Research Service Analyst for the Division of Rheumatology. She manages all grant submissions, including clinical trial and contracts, and is Division’s point of contact for pre- and post-award grant submissions. Bonnie also serves as Administrative Assistant to the Director of the Arthritis Center. | |
Jolene Patey Jolene is the Administrative Assistant to the Division Director, Dr. Antony Rosen. | |
Michael Pennachia Mike works with faculty and administrative staff in the compilation of information related to expenditures and revenue budgets, including grants, contracts, endowments, general funds, revenues, and/or gift accounts. He manages accounts payable, payroll, and other related activities for division and serves as point of contact for basic HR questions. | ![]() |
Christine Sola As Financial Analyst for the division, Christine Sola manages and processes financial transactions for the Division. She assists in the development of the annual budget and budget projections. She manages accounts payable, payroll, and other related activities for the Division. She also serves as the point of contact for Human Resources questions and concerns. |





