FACULTY

Mrs. Rocio Arambula
Mrs. Arambula teaches Kindergarten. She holds an A.A. in Child Development from East Los Angeles Community College and is working toward a B.A. in child development from National University. She has over 15 years of experience in pre-school education and supervision. Mrs. Hernandez is bi-lingual in English and Spanish. She is a parishioner at San Antonio de Padua Catholic Church.

Mrs. Debra Barone
Mrs. Barone teaches math. She has over 20 years of experience in teaching high school math and science. She has taught math and science at the high school level in both the public schools and Catholic schools. Mrs. Barone is a parishioner at San Secondo d’Asti, where she sings in the choir.

Mr. Ben Cooke
Mr. Cooke teaches Latin, literature, biology and logic. He is a graduate of Thomas Aquinas College. He has previously taught at Regina Caeli Academy in Santa Clarita. Mr. Cooke is a parishioner at St. Vitus in San Fernando.

Ms. Mary Grace Deasis
Miss Deasis teaches 3rd and 4th grades. She is a 2020 graduate of California State University San Bernardino, where she received a B.A. in Liberal Studies (Psychology concentration). She is a catechist at San Secondo d’Asti Catholic Church.

Mr. Matthew Geier
Mr. Geier teaches ancient history and is Director of both Sacred Music and the Scola. He was a Music Composition major at California State University Fullerton, where he attended from 2013 to 2017. He is a member of the Wessex Consort, which is a professional ensemble that plays music of the Medieval and Renaissance eras in period-accurate style and attire. He has broad experience in musical ensembles, choirs and theater.

Sister Francis Mary Hart, MMC
Sister Francis Mary teaches Latin, theology and math. She has been a member of the Sisters of Mary, Mother of the Church since 1970. She earned a Liberal Arts degree from Mount Saint Mary’s College (now University) in Los Angeles and has a multi-subject California Teaching Credential. Sister has taught in Archdiocesan and Catholic independent classical schools since 1973, primarily in grades 6, 7 and 8 (Theology, Latin, Science, Math) and Sacred Scripture to high school students.

Mr. Daniel Mansueto
Mr. Mansueto teaches high school government and economics at the homeschool academy. He has a B.A. in European History (major) and Romance Languages (minor) from the University of Chicago and a J.D. from UCLA Law School. He has served on the Life Commission of the Archdiocese of Los Angeles and is a parishioner at St. Vitus in San Fernando.

Rocio Del Carmen Renteria
Mrs. Renteria has taught 1st and 2nd grades at The Good Shepherd Academy. She graduated from California State University Northridge in 2017 with a bachelor’s degree in Behavioral Psychology. She is married to Jourdain Renteria, who is also on the faculty of The Good Shepherd Academy. Mrs. Renteria is presently on maternity leave in expectation of giving birth to her and her husband’s first child. Mr. and Mrs. Renteria attend Sunday Mass at St. Therese in Alhambra and San Secondo d’Asti in Ontario. As the religious sentiment that is most moving for her, Mrs. Renteria cites a quote from St. Catherine of Siena: “You are rewarded not according to your work or your time but according to the measure of your love.”

Mr. Jourdain Renteria
Mr. Renteria teaches 7th and 8th grade in the four-day school and 3rd through 6th grade in the Homeschool Academy. He is a 2016 graduate of Texas A&M University and has been a Catholic secondary school teacher since graduating from Texas A&M. He holds a preliminary State of California single subject K-12 teaching credential in Mathematics and a State of Texas 4th to 8th grade certification in math/science. His love for the Catholic faith motivates his teaching. His wife, Carmen Renteria, who has taught first and second grades at The Good Shepherd Academy, is presently on maternity leave in expectation of giving birth to their first child. Mr. and Mrs. Renteria attend Sunday Mass at St. Therese in Alhambra and San Secondo d’Asti in Ontario. The Scripture verse that Mr. Renteria cites as his favorite is: “Let God arise, and let his enemies be scattered: and let them that hate him flee from before his face.” (Psalms 67:2)

Mr. John David Stendahl
Mr. Stendahl teaches 3rd and 4th grade. He is a 2020 graduate of the University of Redlands and previously taught at Regina Caeli in Santa Clarita. He is a parishioner at San Secondo D’Asti.

Ms. Valerie Velasco
Miss Velasco teaches 5th and 6th grades. She graduated in 2019 from the University of California, Riverside, with a B.S. in Biochemistry.