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Christian Union

Ithaca, New York


Geoff Sackett

Christian Union Director of Undergraduate Ministry at Cornell

geoff sackettGeoff graduated from Reformed Theological Seminary with a masters of art. He went on to study systematic theology, ethics, and philosophical theology as a PhD student at the Catholic University of America. After working in federal public policy and media relations for the US Congress and the American Electronics Association in Washington, DC, for six years, Geoff followed a call to Christian ministry. He served as the dean of students, and lecturer in theology and philosophy, at Reformed Theological Seminary, spending 15 years at their campus in Washington, DC.

Geoff enjoys studying and discussing Christian discipleship, theology, and philosophy. He also enjoys running, biking, and competing in triathlon. He, his wife Heather, and their four young children enjoy exploring, playing, and laughing.


Jordan Cooper

Christian Union Ministry Fellow at Cornell

jordan cooperJordan Cooper is an ordained Lutheran pastor and theologian from Western Massachusetts. He graduated from Geneva College with a B.A. in Biblical Studies, and then continued his studies through the Wittenberg Institute, the American Lutheran Theological Seminary, and most recently the South African Theological Seminary to obtain a PhD in Systematic Theology. He served in congregational ministry for five years before receiving his call to serve the students at Cornell University. He has also authored several books and articles, and produces a weekly podcast about theology.

Jordan has a wife and two young boys. Along with theology and philosophy, he enjoys drinking quality coffee, playing video games with his sons, and watching or reading anything related to Star Wars. 


Hannah Dorpfeld

Christian Union Ministry Intern at Cornell

hannah dorpfeldHannah is from Medina, New York. She spent one year at Fashion Institute of Technology in NYC before transferring to Cornell University. Hannah graduated Cornell with a BS in Design and Environmental Analysis and minored in Education. During her time at Cornell she discovered her gifting in teaching and mentoring women by leading Christian Union bible studies. She also served Christian Union as outreach leader and helped organize community worship events. 

Hannah's interests lie at the intersection of faith, art & design, and education. She loves running, swing dancing, small-scale concerts, painting, and tea. She finds the truest joy in helping others discover who they are in Christ and how they can interact with the world.

Liz Thomforde

Christian Union Ministry Assistant at Cornell

Liz earned her BA in Geology from The College of Wooster, where she was an All-American diver, and she earned a Masters degree in Secondary Science Education from The University of Virginia.  She worked as a middle school science teacher for six years before taking time off to be at home with her children.  

Liz is married to Jim. They have two children, JT and Ella.  In her free time, Liz enjoys the outdoors, hiking, cooking, dance, music, reading, and watching JT and Ella play golf and lacrosse.  Liz has always been active with the ministry at Cornell, and in 2016 she joined the Christian Union staff.