Summer 2018 Faculty and Staff

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ymilul bates, reading specialist

Ymilul Bates was born in Jerusalem and spent many of her childhood years traveling around the world performing theater in the streets with her parents.  She currently lives in the East Bay with her son and their dog.  She has taught in the San Francisco Unified School District for 21 years.  She taught special education at Buena Vista Horace Mann for sixteen years and currently teaches general education Spanish immersion at Leonard Flynn.  She earned her bachelor’s degree from Reed College and later earned her bilingual teaching credential at the University of San Francisco and her special education teaching credential from San Francisco State. She enjoys theater and hiking and is passionate about public education and strengthening bonds between communities.

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Ricardo Ernesto Calderon Guerrero, second grade Assistant Teacher

Ricardo Calderon was born in El Salvador and raised in San Francisco. He has spent the last 20 years of his life serving the social sector and those in San Francisco who find themselves most in need.

Ricardo graduated from San Francisco State University in 2009 with a BA in Psychology, and spent 2002-2010 working with at-risk, homeless youth and youth in recovery in a youth program, rehabilitation, and group home setting. From 2010 to 2016 Ricardo was a Manager on Duty with San Francisco's homeless shelter system and a program manager for Children's Vision First, a nonprofit providing free vision care to uninsured youth. Currently, as a Paraprofessional with the San Francisco Unified District, Ricardo continues to support youth and families as a family liaison, bridging gaps between students, parents, and administration. As a newcomer to Horizons, Ricardo is excited to continue his work with youth and give back to the community that raised him.


Roxanne Cano

Roxanne Cano, kindergarten lead teacher

Roxy Cano grew up in San Francisco’s Mission and Bayview Districts and has been in San Francisco Unified School District for the past five years. She earned her Bachelor of Arts in Sociology with minors in Latin American Studies and Psychology in 2012 and earned her Master of Arts in Teaching and BCLAD in 2013 at the University of San Francisco. Roxanne attended Buena Vista Alternative Elementary School then was sponsored to attend Our Lady of the Visitation School and Immaculate Conception Academy for middle and high school. During high school she was recruited to be a part of Summer Search, a mentor program targeting low-income inner city youth that sent her on two transformative summer trips backpacking through Utah and volunteering in Costa Rica. This is where her love of traveling and learning about the world began.

Roxy is a graduate of USF's Teacher Residency program, which prepares and supports new teachers dedicated to working in San Francisco’s highest need schools. She has also worked and volunteered at several schools and community organizations in San Francisco, including United Playaz, Families and Youth in Transition, George Moscone Elementary, and St. Anthony’s-Immaculate Conception School. While at USF Roxanne was a part of a summer service-learning project in Ciudad Sandino, Nicaragua where she co-taught and helped facilitate parent workshops about early literacy. She also traveled to Dangriga, Belize where she co-taught lessons in a fourth grade classroom through Project Learn Belize. Roxy is passionate about providing equitable educational and enrichment opportunities to underserved youth and is excited to return to Horizons as the program's Lead Kindergarten Teacher. Roxy loves to travel near and far and looks forward to learning about new places and people, most especially through the food. She also enjoys spending time with her family and friends and finds peace in nature, especially at the beach.

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tanya cotom, first grade Co-teacher

Tanya Cotom was born in Guatemala and raised in San Francisco California. Throughout High School, she volunteered as a teaching assistant at Holy Family Day Home, Cesar Chavez Elementary School and Harvest Ministries. In summer of 2013, Tanya began working at Camp Friends (SFFS) leading Spanish and Art classes. Later on, she became an after school coordinator at the Friends School- tutoring students and providing different enrichment activities for their after school program. In 2015, Tanya graduated from San Francisco State University with her undergraduate degree in Child and Adolescent Development and continued at SFFS, as a First Grade teaching assistant. This Spring (2018), Tanya will be completing her Masters and teaching credential in the BATTI program.  She looks forward to returning to Horizons in 2018 for her third year, now as a Co-Lead Teacher. In her spare time, she enjoys reading and working out.

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Alix feinsod, fourth grade co-teacher

Alix Feinsod is very excited to join the Horizons community this summer as a teaching assistant. Alix is a Berkeley native and a math and programming nerd. A strong believer in the importance of the arts and creativity, she has the desire to contribute to the world in a big way. She studied Computational Mathematics and Computer Science at UC Santa Cruz and is in her first year studying with BATTI, the Bay Area Teacher Training Program. She is currently assistant teaching 2nd and 3rd grade as well as leading 6-8th grade electives at the North Oakland Community Charter School. Alix previously worked as a professional software engineer, and she brings her real-world industry experience into teaching, incorporating examples and knowledge from the field. She also directs and performs in the theater. Her favorite things include reading, brownies, dancing, designing and sewing clothes, and biking. Alix cannot wait to meet the students and families at Horizons this summer!


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Angie gonzalez, third grade Assistant Teacher

Angelica Gonzalez, or Angie, was born and raised in Los Angeles, but moved to San Francisco five years ago. She transferred to San Francisco State University from East Los Angeles College and graduated with a B.A. in Latina/o Studies and a minor in Race & Resistance Studies in 2015. A native Spanish speaker, Angie has worked as a Teacher’s Aide since she was 19 years old with students from different grades and backgrounds. Most recently, she works as a fourth grade teaching assistant at San Francisco Friends School. Angie is excited to join the Horizons’ staff  for her second year this summer and welcomes the opportunity to connect with the program’s students and families.  Outside of education, some of Angie’s hobbies include hiking, listening to podcasts and audiobooks, cooking, concerts and going on road trips. She currently lives in San Francisco’s Outer Sunset neighborhood with her partner.


brynne levy, third grade lead teacher

Brynne Levy is thrilled to join the team at Horizons. Raised on the East Coast, Brynne moved to San Francisco from New York almost four years ago. During the school year, she teaches a lively group of second graders at Live Oak School, an independent school in Potrero Hill. Prior to her move to California, Brynne taught first and second grade at Manhattan New School in New York City. She most enjoys helping her students develop a love of reading and writing, and helping her students nurture their interests. Brynne has an undergraduate degree from Boston University and earned her Master's in Teaching at Fordham University in 2006. She remains deeply committed to growing professionally. Outside of school, Brynne enjoys hiking, live music, art, and eating tacos.

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esther mariano, first grade Co-Teacher

Esther Mariano was born in Los Angeles and raised in Mexico for 6 years. After she graduated from high school she attended San Francisco State University where she earned her B.A in criminal justice in 2015. During the time she was studying at SFSU she worked for Jumpstart, a national early education organization that provides language and literacy as a way to close kindergarten readiness gap. After college she started working as a special education paraprofessional helping struggling students to learn academic, reading, and social skills at Leonard Flynn Elementary in Bernal Heights. During her time off she enjoys bike riding, reading and hiking. Esther is excited to be working with the children, families, and staff as Horizons' 1st Grade Co-Teacher this summer.

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cameron mckee, 4th grade co-teacher

Cameron McKee grew-up on a small horse ranch near the foothills of Mt. Rainier in Washington State. He earned his undergraduate degree in journalism at the University of San Francisco. After college, he started a coffee company with his family. They named it Bicycle Coffee Co. because all their coffee is delivered by bicycle.

Recently, he took a step-back from the family business to pursue a career in teaching and is currently enrolled in a Master's of Education program at the University of the Pacific through the Bay Area Teacher Training Institute (BATTI). Inside the classroom, Cameron values structure, creativity, and humor. As a teacher, he strives to build a strong classroom community where every student is valued. His educational experiences include teaching English in Costa Rica, working in Special Education in SFUSD, and teaching kindergarten at Head-Royce School in Oakland.

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Amalia Medina-Glover, curriculum and instructional lead

Amalia Medina-Glover grew up on the East Coast. After teaching in Virginia for four years, Amalia relocated to the San Francisco Bay area with her husband. Here, she continued her teaching career as a 1st Grade teacher at Bret Harte Elementary in SFUSD and now at Hoover Elementary in PAUSD. Bilingual in English and Spanish, Amalia has taught in the primary grades for over ten years. In May of 2017, Amalia earned a Masters of Arts (language and literacy) degree and Reading Specialist credential from San Francisco State University. Amalia has also served as an instructional coach, teacher mentor, and after school program lead instructor. While teaching and working with children is her first passion, during her free time Amalia enjoys crafts, reading, and all adventures outdoors. Her favorite place in the city is Baker Beach where she can enjoy the view, good company and good reading. 2018 will be Amalia's fourth year with Horizons, where she has served as the program’s Lead Kindergarten teacher, Reading Specialist, and now in a new role as the program's Curriculum and Instructional Lead.

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Erick Reyna-Gillmor, Kindergarten Assistant Teacher

Erick Reyna-Gillmor is an alumnus of Marshall Elementary School, Children’s Day School and Urban High School and a founding staff member of the SFFS Horizons program. Erick also joined the faculty of SFFS's middle school as a teacher assistant from Fall 2015 until summer 2017, and he remains active in the Friends School community working with Horizons and coaching futsal after school. Erick emigrated to the United States from Mexico when he was in 3rd grade. He considers San Francisco his home, for he grew up in the Mission District and has spent most of his community work defending the city from injustice towards undocumented immigrants and the homeless community. Erick is currently employed at June Jordan School for Equity, running an internship to support social activism and most importantly leading the creation of a city wide high school network to support undocumented students. Erick is looking forward to enjoying yet another year at Horizons and the arrival of the FIFA World Cup.


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David Rupright, Program Assistant

David Rupright grew up in San Francisco’s Ingleside Terrace neighbourhood and is a graduate of San Francisco Friends School (2012) and Lick-Wilmerding High School (2016). He is currently studying Secondary Teaching with a focus on history and the social sciences at Northwestern University in Illinois. He has previously worked as a youth lacrosse referee and camp counselor, as well as at the Janet Pomeroy Center in the Children and Teens department as a Teacher’s Aide for summer and winter break programs. When not studying or working David enjoys backpacking, walking his dog, listening to music, and reading new (and old) books. He looks forward to joining the bright and inclusive team at Horizons.

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Kayla Shaw, second grade lead teacher

Kayla Shaw grew up in Spokane, Washington in a family of five, with an older brother and a twin sister. She decided that she wanted to be a teacher at the age of 7, when she discovered her love of learning in 2nd grade. Ever since then, Kayla has been an avid reader, a dedicated student, and a life-long learner. Kayla moved to San Francisco in 2007 to attend the University of San Francisco, where she earned a Bachelors of Arts in Spanish and Elementary Education and a Masters of Arts in Teaching. Kayla spent a semester studying abroad in Argentina and traveling around Argentina and Chile. After finishing her studies at USF, Kayla started teaching in San Francisco Unified School District. She has taught in the elementary school setting for the past 6 years in various roles, including a 1st grade teacher, a bilingual literacy specialist, and a bilingual Resource Specialist. Kayla is now teaching as a Resource Specialist at Glen Park School by day and attending classes at SF State University at night. She is studying to get her Special Education Credential and Masters degree. Outside of teaching, Kayla still loves to read and relax, visiting local bookstores as often as she can. On the weekend Kayla likes to spend time outside with her dogs in Golden Gate Park. Her favorite part about living in San Francisco is getting to know so many different people from various backgrounds. Kayla is happy to return for her third year with the Horizons community in 2018. She is excited to continue making connections with students, families and staff; sharing in fun and learning-rich experiences!