2020-21 New Faculty and Staff

Dr. Cindy Hargrove, DNP, CPNP-PC joins St. John's as Pandemic Coordinator and works with children ages 0-21 years of age and their families. She is a board certified Primary Care Pediatric Nurse Practitioner. Cindy received her Bachelor of Science in Nursing degree at The University of Alabama. She received her Master of Science in Nursing and Doctorate of Nursing Practice at the University of Alabama at Birmingham. She was certified as a Primary Care Pediatric Nurse Practitioner in 1997 and has since spent her professional career in Dallas.  She has an extensive background with the pediatric and adolescent population starting as a clinical assistant at The Children’s Hospital of Alabama while in nursing school, advancing to a step down critical care unit as a registered nurse. She has worked with the Medicaid population in the Vaccines for Children program, volunteered at a free clinic offering physicals and vaccinations to under-served and uninsured children, and with High School Students as a school nurse in her local community. She is passionate about adolescent mental health because she truly believes that you cannot have a healthy body without a healthy mind. Cindy was born and raised in Alabama, where most of her extended family reside. She lives in Coppell with her husband, three daughters, and sassy Pomeranian. She has dedicated a lot of time and energy working with her daughter’s school PTO organization, serving as the president from 2015-2017. She loves to travel, to learn, to cook, to make homemade jam, canning fruits and vegetables, and to spend time with family. Cindy has resumed playing the piano after about a 35-year hiatus and has a song for just about every experience imaginable.

Ms. Claire Coker joined St. John’s over the summer break as a fifth grade learning coach and Design Thinking teacher for fifth and sixth grade. She is originally from Dallas and graduated from The Hockaday School. Prior to joining St. John’s, Claire taught business English and advanced English to hospitality workers in Quintiana Roo, Mexico through International House Riviera Maya where she also earned her CELTA certification. She holds a BA in Spanish and a BA in Economics from The University of Texas at Austin. During her time at university, she completed civil engineering courses, and she is very excited to provide the students with a space to practice design thinking in the context of the major engineering disciplines.


Mr. David Porcheddu joins St. John's as its Chaplain. Born and raised in Dallas, David first felt the call to ministry when he was 19 years old. After studying theology at Brownsville School of Ministry, David has served in churches across the Dallas-Ft. Worth area as Children's Pastor, Youth Pastor, Young Adult Pastor, and Worship Director for over 12 years. This is David's sixth year at St.John's School, and he has served at St. John's Episcopal Church for almost seven years. Husband to Merrick and father to Oliver (6), Silas (4), David has a passion to see all of humanity come to see the beauty of Jesus. 

Mr. Dominic Granello is a Seventh and Eighth Grade Learning Coach. He worked at St. John’s as Marketing and Communications Associate during the ’18-’19 and ’19-’20 school years, and is eager to begin in his role as a learning coach for seventh and eighth grade students. He earned undergraduate and graduate degrees from the University of Oklahoma, and is completing his alternative teaching certification. In his free time, he competes at the DFW Curling Club and does photography.
Ms. Jane Hensley, MRC, CRC, LPC is the Director of Student Formation and works with children, adolescents, young adults, and adults, in collaboration with their families and educational institutions. She is a Licensed Professional Counselor and Certified Rehabilitation Counselor. Jane received her Bachelor of Arts in Psychology from the University of Notre Dame and her Master of Clinical Rehabilitation Counseling from The University of Texas Southwestern Medical Center. She completed her clinical training through UT Southwestern’s Personal and Social Adjustment Training Group, a psychoeducational and process group, and with the Consult-Liaison Psychiatry Service at Parkland Memorial Hospital. Her practicum experience enabled her to work with individuals in unique settings with a variety of mental and physical diagnoses, in partnership with physicians, psychiatrists, occupational, speech and physical therapists. Jane utilizes cognitive-behavioral techniques to address executive function deficits, anxiety, depression, and learning, emotional, and behavioral challenges. Additionally, her experience as a certified yoga and mindfulness meditation instructor informs her therapeutic work with clients and their families. A Dallas native, Jane serves on the Ursuline Academy of Dallas Alumnae Board, and she is an active and enthusiastic volunteer with Genesis Women’s Shelter and Support, the Junior League of Dallas, and the Texas Women’s Foundation. Jane lives in Dallas with her husband and their yellow Lab. She enjoys traveling, cooking, working on her Spanish, and retreating to her yoga mat as much as possible.


Mr. Josh Del Regno will be continuing his role as the school’s Technology Integration Specialist and Computer Science Coordinator as well as two new roles: 5th grade Science Teacher and 5th grade advisor. Josh is a Dallas native has been a part of the St. John’s community since 2013, initially working in the after-school program while finishing his degree. After graduating from the University of Texas at Dallas in 2015 with a degree in Economics and Computer Science, Mr. Del Regno joined St. John’s fulltime. Josh has taught many classes at St. John’s; 6th Grade Computer Science, Maker’s Lab, Engineer’s Workshop and 3D Game Design as well as been the coordinator for the school’s STEM day Make! @ St. John’s. Mr. Del Regno is thrilled at the opportunity to teach 5th Grade Science (his favorite subject) while still leading the school in computer science integration and assisting the faculty in the emerging technologies need to support the hybrid model. When not at work, Josh enjoys hiking, board games, and pick-up basketball.   

Ms. Kimberly Fretwell joins St. John's as the Director of Safety and Security after serving the City of Arlington as a police officer for 20 years. She was first inspired to become a Police Officer in college after hearing the testimony of another African American Police Officer. Ms. Fretwell had always wanted to be a part of a team helping people, re-shaping perceived connotations, and most importantly making a difference in people’s lives. A graduate of Sam Houston High School in San Antonio, Ms. Fretwell is a native to Texas. After graduating high school, she earned a bachelor’s degree in Criminal Justice from The University of Texas at Arlington. While in college, she worked in the Arlington City Jail hoping to gain more knowledge of what it meant to be an Officer. She left this position in 2000 to officially become an Arlington Police Officer. As a Police Officer, she wanted to seek additional insight on policy and procedures. In 2017, Officer Fretwell graduated with her Master’s in Public Policy and Urban Affairs from The University of Texas at Arlington. 
Ms. Luzma Lewis-Gabriel joins St. John's as a Spanish teacher for Third through Sixth Grades. Most recently, Luzma was a high school Spanish Teacher and Mentor at Fusion Academy in Plano where she taught Spanish, created curriculum, and assessed accommodations based on students' needs. Additionally, she has taught Spanish for Mark Day School in San Rafael, California, a K-6 school. At Mark Day, she created an environment where students could be divergent leaders and use their creativity to be innovators while they learned to read and write in Spanish. She created an experiential learning opportunity where students would develop a deep understanding of the Spanish language and culture. Luzma earned a Bachelor of Arts from Dominican University in California and an Associate of Science from College of Marin in California.
Mr. Michael Via joins the St. John's community to serve as the Chief of Enrollment Management. In July, Michael and his family moved to Dallas from the Washington D.C. area, where he previously worked in Admissions, taught history, and was the Head Varsity Lacrosse Coach at The Potomac School, in McLean, VA. Growing up in Virginia, Michael attended Norfolk Academy and graduated from Hampden-Sydney College, where he earned a BA in History and was a co-captain of the Varsity Lacrosse team. Since graduating from college, Michael has spent nearly his entire professional career serving in a variety of capacities as a teacher, coach, and administrator in independent schools. During his time as a 5th grade teacher and lacrosse coach at Norfolk Academy, Michael completed his MEd in Independent School Leadership at Vanderbilt University.  Additionally, Michael is a life-long Episcopalian and most recently was a member of Christ Church Georgetown, where his wife Sarah served on the Altar Guild. Sarah, who is a Dallas native and attended Highland Park High School, is also an educator and currently completing her master's in School Counseling. Michael and Sarah have a son Reid who is excited to be joining the nursery this fall at St. John's. During his free time, Michael enjoys traveling with his family, surfing, and working on his golf game. 
Ms. Nancy A. Shaw will continue her role as Academic Support Coordinator for Middle School students after initially joining St. John’s in February of 2019 in an interim position. Nancy also has taught at St. John’s as a substitute teacher and is a St. John’s Alumni parent. Originally from Massachusetts, Nancy moved to Dallas in high school and graduated from The Hockaday School. She holds a BA in Psychology from Emory University in Atlanta, Georgia, and by dual credit completed one year of courses towards a M.M.S. in Communicative Disorders at Emory University. Also, she is a licensed Texas attorney, after graduating from The University of Texas at Austin with her JD. She has practiced law in Dallas, with firms, corporations, and has had her own solo practice.  In addition, she is a Certified Stephen Minister, certified through the Stephen Ministry series at First United Methodist Church Richardson. Nancy is excited to be working at St. John’s and loves her work with the students.
Ms Patricia Renteria joined St. John's in late August as our Day Porter. To help keep our facilities clean, she will hand wipe down all touch areas including all common areas and restrooms throughout the day. She will electrostatically disinfect each classroom daily as well as disinfect the playground equipment. Patricia has a grown son who lives in San Antonio, and she has shared how much she loves her new role and everyone at St. John’s.
Ms. Shannon Newsom joined the St. John's community in January 2020 as the Middle School Religion Teacher. This year, her role expanded and she became the Early Childhood Chaplain and will continue to teach Seventh Grade Bible and World Religions. Additionally, she will teach a new Eighth Grade Ethics course. As Early Childhood Chaplain, Shannon guides our youngest students in worship and formation through weekly chapel services for Pre-K, TK, and kindergarten. Additionally, she offers pastoral care to the St. John's community including students, families, faculty, staff, and administrators. Prior to coming to St. John's, Shannon was the Co-Founder and Senior Vice President of Wisteria, a national omni-channel retail company focused on the home decor market where she was responsible for brand management, strategic vision, buying retail product, coordinating non-profit relationships, and community engagement. Shannon holds a Master of Arts in Religion from The Episcopal Theological Seminary of the Southwest, a Master of Education in Developmental Psychology from Harvard Graduate School of Education and a Master of Education in Teaching and Curriculum also from Harvard Graduate School of Education, and a Bachelor of Arts in American Studies from The University of Virginia. Shannon is an alumna of the Kinkaid School in Houston.

After substitute teaching at St. John’s for nine years, Ms. Stacy Herring joins the School as a fifth grade advisor and will teach Social Studies. She loves working with all the students across the divisions in the School and is looking forward to her new role. Prior to coming to St. John’s, Stacy taught first grade and was the varsity softball coach at First Baptist Academy in Dallas. She earned a Bachelor of Science in Interdisciplinary Studies from Texas A&M University and is an Alumni Parent of Allison ’15, who attends Texas A&M University and Andrew ’18 who is a junior at The Episcopal School of Dallas. Stacy and her husband Don enjoy spending time with their family, doing yard work, spending time at the mountains and the beach, and watching sports.

Ms. Susan Brower joined St. John's this summer as Chief Culture, Strategy, and Communications Officer, and in partnership with the Head of School and Administrative Leadership Team, she leads the development and implementation of our brand, vision, strategy, and public relations to support the School's key initiatives for our external and internal communities. She manages strategy, planning, development, and execution of the communications, branding, image, marketing, and advertising efforts to support the needs of the School, and she collaborates with others on the creation of our publications. Prior to joining St. John's, Susan was the Director of Communications at The Hockaday School and enjoyed working with faculty and staff across all divisions and departments. She led the growing communications efforts by working collaboratively to develop and share meaningful experiences that communicated the unique value of independent school education. She enhanced the School's brand presence and elevated its print, digital, and social publications to engage current and prospective families, as well as its alumnae community to stay connected and engaged with the School. Susan is an alumna of The Hockaday School, holds a BA in Corporate Communications and Public Affairs from Southern Methodist University and is finishing an MS in Strategic Communications from Purdue University.