Faculty

Mr. Mansueto teaches high school United States history for 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.

Mr. Renteria serves as principal of The Good Shepherd Academy. He has taught 7th and 8th grade in the four-day school and 3rd through 5th grade in the Homeschool Academy. He currently teaches medieval history to the high school students. He is a 2016 graduate of Texas A&M University and has been a Catholic secondary school teacher since graduating from Texas A&M. His love for the Catholic faith motivates his teaching. He attends Sunday Mass at St. Therese in Alhambra and San Secondo d’Asti in Ontario. 

“Let God arise, and let his enemies be scattered: and let them that hate him flee from before his face.” (Psalms 67:2)

Mrs. Arambula teaches 1st grade. 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. Arambula is bi-lingual in English and Spanish. She is a parishioner at St. Therese in Alhambra.

Miss Macias teaches 2nd grade. She has a deep love for glorifying God through song and working with children. She attends St. Peter Chanel in Hawaiian Gardens. She also attained a music degree in voice from California State University Fullerton in 2018. She has taught music, math, and religion at different schools and has led the youth in confirmation programs throughout the archdiocese of Los Angeles.

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Miss Hutt is the teacher aid to the 3rd and 4th grade combination class. She also teaches 4th and 6th grade mathematics, along with pre-algebra. She graduated from Cal Poly Pomona in 2023 with a B.S. in Applied Mathematics. She is a parishioner at St. Peter and St. Paul in Rancho Cucamonga.

Mr. Geier serves as the humanities instructor in the middle school and high school. He is also the 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 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. Emeka teaches Latin I where he is able to spread his love for Latin with his high school students. "Idem velle atque idem nolle ea firma amicitia est", or "To desire the same things and to reject the same things constitutes true friendship." At The Good Shepherd Academy, Mr. Emeka has found this true friendship. His deep love for the traditional Catholic hymns has led him to sing with the following choirs: SS. Peter and Paul, St. Therese and the St. Augustine Classic Choir.

Mr. Ruiz teaches science and geology to the 5th and 6th grades for the homeschool academy. He also teaches history and science in the homeschool academy for the middle school class. He attends St. Joseph in Pomona where he has served as a catechist for the high school students.

Mrs. Valdes is the Lower Schola teacher for grades K-4th. She is a 2012 graduate of the Manhattan School of Music, with a M.M. in Classical Voice. She is a certified cantor for the Diocese of San Bernardino and regularly sings at her home parish of Saint Peter and Saint Paul in Rancho Cucamonga. Mrs. Valdes also has a private voice studio where she teaches one on one voice lessons to aspiring singers. Although music is her passion, Mrs. Valdes’ greatest joy is her husband and two children. She homeschools both of her children and they also attend The Good Shepherd Homeschool Academy on Fridays.