Director and Staff

Sr. M. Peter Lillian Di Maria, O.Carm., BA, LNHA Director

Sr. M. Peter Lillian has over thirty-five years' experience in the continuum care ministry as a Carmelite Sister for the Aged and Infirm. Sr. Peter Lillian has served her community in many administrative positions and has lectured many times on Alzheimer's disease, palliative care, geriatric spiritual care, family care issues, stress reduction, leadership development, and team building. Sr. Peter has developed successful dementia-care programs, dementia care curriculums and assisted in developing a palliative care resource manual that is specific for geriatric care. Over the past fifteen years, Sr. Peter and the Avila Institute of Gerontology have worked with many Congregations concerning aging issues, as well as, providing congregational management and education services. She has a BA in Secondary Education and currently holds three state licenses as a Nursing Home Administrator.


Katarzyna "Kasia" Siwik Assistant Director

Katarzyna "Kasia" Siwik has planned and led various strategic initiatives and operations efforts focused on facilitating growth in a manner that aligns with the vision of the client while adhering to applicable regulatory requirements, predominantly in the adult care industry, and will be using her skills to assist clients of AIG to achieve the same. She received a bachelor's degree in business administration from Fordham University.


Tricia Misonznick Project Manager

Tricia has 14 years of experience in project and employee management. She worked in the biotech field overseeing genetically modified research studies for 13 years and then briefly in the restaurant business in a leading role. She brings her logistics knowledge to Avila Institute’s project management team, helping to coordinate the behind-the-scenes efforts of our diverse educational programs. Tricia has an AS in Business Management from SUNY Empire State, currently pursuing a BS.


Sr. Therese Mary Bukowski, O.Carm., LNHA Advisor and Accounting Assistant

Sr. Therese is a board-certified administrator in long-term care. She has more than 40 years of experience caring for the elderly in the Long-term Care setting. Her expertise and sharp eye is a valuable contribution when assisting site visits and reviewing data.


Michelle Rogers, BA, MA Coordinator of Educational Services

Michelle has worked many years in education-as a teacher of middle and high school students, as a professional development provider, as an instructional coach to teachers in high-need schools, and as a long-term board member to Greene County’s special education preschool and Head Start. Her role at Avila focuses on revising, editing, and developing curriculum and training materials. Her degrees are in English and history.


Stacey Jackson Coordinator of Programmed Services

Stacey brings her creative Musical Theatre background and diverse artistic and teaching experience into many special projects at the Avila Institute. She first worked with the Carmelites while discerning with them as part of the Lifetime TV show "The Sisterhood: Becoming Nuns," which aired in 2014. Stacey graduated from the Catholic University of America with a Bachelor's degree in Musical Theatre and a minor in Theology.


Erin Pietrak Design, Marketing and Website Coordinator

Erin designs the marketing materials, educational content and manages the AIG website. She has over ten years experience in graphic design. She has assisted the Avila Institute for over 10 years, both designing materials and serving as office and seminar support. She received a Bachelor's degree in Visual Arts from SUNY New Paltz.


Erica Balazs, LPN Administrative Assistant

Erica is a licensed practical nurse who has six years of experience in working with the geriatric population in an internal medicine practice. She received her education from Rensselaer School of Practical Nursing in 2010. Erica has just started working as a part time administrative assistant at the Avila Institute and will be using her nursing background to assist with AIG’s programs.


Latest News

New Website Helps to Promote Carm...

​In June 2017, the Carmelite Sisters for the Aged and Infirm, aided by the Avila Institute of Gerontology, launched a new website dedicated to ...