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Staff and Board

Our Staff

Claire Anderson

Executive Director
(262) 898-2590


Claire Anderson holds an Ecumenical Doctor of Ministry degree from the Catholic Theological Union in Chicago and is the Executive Director of Siena Retreat Center. She draws on global experiences, including living in Poland, in her exploration of cosmology, science, and faith.


Miriam Brown, OP

Program Leader and Spiritual Director
(262) 898-2590


Miriam Brown, OP, a Sinsinawa Dominican, is a spiritual guide, retreat facilitator, and presenter on current spirituality themes. She has an eye for the Spirit’s movement in the world and the graced unfoldings of each person’s deep and precious life.


Jane Czarnezki

Associate Director of Hospitality
(262) 898-2591


Jane Czarnezki oversees the hospitality and volunteer aspects of Siena Retreat Center.  

Administrative Assistant

Administrative Assistant
(262) 898-2590


Siena Retreat Center is currently seeking a part-time Administrative Assistant to support the publicity, development, database, and administrative responsibilities of the organization. Ideal candidates have three to five years of experience using Microsoft Office suite, desktop publishing, and maintaining an effective online and social media presence. Additional qualifications include first-rate accuracy and attention to detail and the ability to manage successfully multiple priorities with peace and calm. Qualified candidates should submit resumes and cover letters by January 26, 2021, to

Nikki Madisen

Arrangements Coordinator
(262) 898-2580

Nikki Madisen schedules groups and private retreats. She is a Racine native whose connection with the Siena Center began while attending retreats through St. Catherine’s High School and continued as she volunteered in the dining room. Nikki draws administrative coordinating experience from many years working with a local Montessori School. In her free time, Nikki enjoys participating in local craft fairs and spending time outdoors.

Diane Poplawski, OP

Associate Director of Administration
(262) 898-2586


Diane Poplawski, OP, a Racine Dominican, has been active in vocation ministry at national and community levels and has ministered with Native Americans. She has a master’s degree in Pastoral Studies and is a graduate of Siena Retreat Center’s Spiritual Guidance Training Program. Diane currently works at Siena Retreat Center in the Development Office. Diane resonates with Native American teachings and the prophet Micah’s invitation to “act justly, love tenderly, and walk humbly....”


Melissa Sharpe

(262) 898-2582

Melissa Sharpe
Serving the mission of Siena Retreat Center as Registrar is Melissa Sharpe.

Pat Shutts

Program Leader and Spiritual Director
(262) 898-2584


Pat Shutts has a BA in Theology and an MA in Pastoral Studies, and received certification in spiritual guidance from Creighton University. Pat brings her gift of compassionate listening and openness to the Spirit, and companions seekers as they acknowledge and discover God's presence in all of life's journey. She loves art, play, and prayer.