Faculty

Biography:

Ms. Baxter earned a B.A. in English Literature and French from Redeemer College (1994), and a B.Ed. from the University of Toronto (1997). She taught at Sir Robert Borden High-school and Lisgar Collegiate Institute in Ontario before joining the Trinity faculty in 2000.

Biography:

Dr. Carlson holds a Ph.D. in History from the University of Notre Dame (2024), an M.A. from Northern Illinois University (2017), and a B.A. in History from Carthage College (2012), all in history. He served as an adjunct professor at Saint Mary’s College from 2023-2024, and joined Trinity Academy in 2025.

Biography:

Ms. Cassady holds a B.A. in Fine Arts from Indiana University (2011). In addition to her teaching, she is traditionally trained as a Byzantine iconographer, has illustrated two published books, and specializes in sacred art and commissioned oil works. She joined the Trinity faculty in 2011.

Biography:

Ms. Cunningham earned an AAS in Apparel Design and Technologies from Minneapolis Community and Technical College (2021). She has been teaching at Trinity since 2022.

Biography:

Mrs. Emmeline D’Agostino earned an M.Ed. from the University of Notre Dame (2005), and a B.A. in the Program of Liberal Studies and Theology from the University of Notre Dame (2003). She has teaching experience at both the upper elementary and high school levels from her years teaching San Xavier Mission School (Tucson, AZ) and Charlotte Catholic High School (Charlotte, NC).

Biography:

Mr. Dooley holds an M.Ed. from the University of Notre Dame (2024), and a B.S. in Mathematics from the University of Notre Dame (2022). He taught at Bishop Kenny High School in Jacksonville, Florida, before joining the Trinity faculty in 2024.

 

Biography:

Mrs. Frost holds an M.A. in Classics from the University of Notre Dame (2025), and a B.A. in Latin and Greek from Hillsdale College (2022). She joined the Trinity faculty in 2025.

Biography:

Mr. Gionfriddo holds a B.A. in Classics from University of Mary Washington (2010). He began his career with Trinity in 2014.

Biography:

Mrs. Greene earned a B.A. in Visual Art and Interior Design from Bethel College (2013). In addition to her work at Trinity, she has served as an adjunct art professor at Ivy Tech Community College. She joined the Trinity faculty in 2016.

Biography:

Ms. Kelsey earned her B.A. in Liberal Arts from Thomas Aquinas College in California. Prior to joining Trinity Academy in 2025, Ms. Kelsey worked at Notre Dame’s Wilson Sheehan Lab for Economic Opportunities (LEO), as the coordinator of their Poverty Research Fellows program.

Biography:

Mr. Kwiatkowski completed graduate studies at Boston College (2018-2020), and Xavier University in New Orleans (2012). He earned a B.A. in Music and Classics from St. Michael's College (2009). He taught at St. Peter School in Huron, Ohio, Assumption University in Worcester, Massachusetts, and St. Rita School in Webster, New York, before joining Trinity faculty in 2023.

Biography:

Mr. Lee holds a B.S. in Biology from the University of Minnesota (1996) and a B.A. in German from Santa Clara University (1992). He has served the Trinity community since 1996, when he began teaching at Trinity in Minnesota. He and his family came to South Bend in 2010, where has been Head of School and on the faculty at Trinity for more than fifteen years.

Biography:

Mrs. Lee holds an M.Ed. from Texas State University (2005), and a B.A. in Marketing from Southwest Texas University (2001). She taught at Bee Cave Elementary School and Serene Hills Elementary School in Texas, and private in tutoring and enrichment before coming to Trinity in 2023.

Biography:
Mrs. Maratea earned her B.A. in Great Ideas from Carthage College (2019) and an M.Ed. in Secondary Education with an emphasis in ELA from Arizona State University (2023). She taught Literature and Composition for grades 6-8 and Humane Letters for grades 10 and 11 at Glendale Preparatory Academy, a Great Hearts school in Peoria, Arizona, for six years. She joined Trinity faculty in the fall of 2026.

Biography:

Mrs. Mertz holds a B.A. in Liberal Arts and Culture from New St. Andrew’s College (2009). She taught at Logos School in Moscow, Idaho. In 2013 she joined the faculty at Trinity Academy Portland, Oregon, and has been teaching at Trinity in South Bend since 2021.

Biography:

Mr. Mertz earned his M.A. in History from Portland State University (2019), and a B.A in History from Holy Cross College (2014). He began teaching at Trinity Academy in Portland, Oregon, in 2014, and has continued by serving the Trinity community in South Bend since 2021.

Biography:

Dr. Mooney was conferred both a Ph.D. and B.S. in Physics from the University of Notre Dame. He has been a postdoctoral associate at Michigan State University, an Assistant Professor at Universidad de los Andes, and a Professional Specialist at the University of Notre Dame. He joined the Trinity faculty from 1996–2007, and returned in 2012.

Biography:

Mrs. Moscona holds a B.A. in Spanish, English, and Education from Millsap College (2009), and an M.A. in Theology from New Orleans Notre Dame Theological Seminary (2018). She taught at St. Joseph’s Academy in Baton Rouge from 2016-2021, and joined Trinity Academy in South Bend in 2025.

Biography:

Dr. Peterson holds a Ph.D. in Theology from the University of Dayton (2012), as well as an STM in Theology (1998), and M.Div. from Lutheran Theological Southern Seminary (1997). He earned his B.A. in Philosophy and Religion from St. Olaf College (1993). He joined the Trinity faculty in 2008.

Biography:
Mr. Scripter holds a B.A. in History and Religion from Hillsdale College (2010) and an M.A. in History from Binghamton University (2013; ABD, 2014). He began his teaching career for Great Hearts Academies in Arizona from 2014-2018, and was a member of Trinity's faculty here in South Bend from 2018-2022. He taught at Thales Academy in North Carolina from 2022-2026, before returning to Trinity in the fall of 2026.

Biography:
Mrs. Kellie Scripter holds a B.A. in History and French from the University of Rochester (2009), and an M.A. in History from Binghamton University (2012; ABD, 2014). She started teaching for Great Hearts Academies in Arizona from 2014-2018 and joined the Trinity faculty from 2018-2022. After having taught and served as the Humanities Lead for Thales Academy in North Carolina from 2022-2026, she returned to Trinity in fall 2026.

Biography:

Mrs. Seasly earned an MHA in Health Care Management from the University of Minnesota (1984), and a B.A. in Economics from Wellesley College (1981). She completed the Connecting Collections' Summer Institute at Met/MOMA/Guggenheim (2019 and 2021), and has earned multiple grants for the study of special subjects, including: Frank Lloyd Wright and the Prairie School in the Midwest (NEH, 2013); Skyscrapers in Chicago (NEH, 2012); 17th Century Dutch Art (National Gallery of Art, 2006); and the study of American art (National Gallery of Art, 1995, and 2000). She has been teaching with the Trinity faculty since 1989.

Biography:

Mr. Staffelbach earned a J.D. (1989) and an M.A. (1982) in History from the University of Notre Dame, and a B.A. in History from the University of Hawaii (1980). He also completed a NEH Summer Seminar on Galileo. He first joined the Trinity faculty from 1983-86 and returned again in 1993.

Biography:

Mr. Wheeler earned an M.A. in Classical Studies from Villanova University (2024), an MTS from Boston College School of Theology and Ministry (2014), and a B.A. in Classics from Saint Michael's College (2010). He taught at St. Jude School, South Bend, prior to coming to Trinity in 2016.

Biography:

Mr. Whitman holds a B.A. in History with a minor in German from Hillsdale College (2019). He joined the faculty at Trinity in 2023.

Biography:

Dr. William Zech holds an A.S. from Lake Michigan College (1999), a B.S. in Physics and a B.S. in Applied Mathematics from Indiana University South Bend (2002), an M.S. in Physics (2006), and a Ph.D. in Astrophysics (2010) from the University of Notre Dame. At Notre Dame, Dr. Zech was Assistant Teaching Professor and Director of the Advanced Physics Laboratory from 2009 to present.