First photo: Clockwise from center- Debbie Niderberg, Esther Kramer, Dr. Rona Novick, Claire Wurtzel, Elizabeth Fox. Second photo: From left: Margaret Sarro, Elizabeth Fox, Debbie Niderberg, Sara Diament, Elyn Rosenthal.

Debbie Niderberg

Debbie Niderberg, Executive Director, helped launch Hidden Sparks, from conceptual development to its present size and worked collaboratively to design its unique programming, and build the organization’s infrastructure and professional leadership. She is also responsible for developing new initiatives, such as Hidden Sparks Without Walls, and new programmatic and funding partnerships. Prior to coming to Hidden Sparks, Ms. Niderberg served as the Executive Director for The Nash Family Foundation, where she was instrumental in bringing the Schools Attuned Professional Development Program to 72 New York area Jewish schools, launching a kosher City Harvest program (still operational), an Israel-based medical fellowship, and issued grants for the first residential Jewish hospice in New York, among other significant grants. Prior to this, she co-founded the Jewish Children’s Learning Lab, an interactive Jewish children’s museum in New York and managed the Outreach and Special Projects division for the Fund for Jewish Education.  She was selected for participation in the Maoz-Advot program for educational leaders. She is the grateful mom of 6 children (and a son-in-law).

Elizabeth Fox

Elizabeth Fox, Ed.M., Director of Education, previously served as a professional development advisor for the Center for the Professional Education of Teachers at Teachers College, Columbia University and as the Director of Community Programs for Outward Bound where she created an organizational development program for school leaders. In both roles she was able to apply cutting-edge research to challenges of school culture, curriculum, instruction and assessment faced by a range of public schools. Ms. Fox has also designed and facilitated workshops on project-based learning and school reform. Through her coaching, workshops and publications, she has focused on how educators can create structures and systems to improve schools’ culture and efficacy, and implement experiential learning programs for high school students. She is currently a doctoral student in English Education at Columbia University.

Elizabeth can be reached at

Rona Milch Novick

Rona Milch Novick, Ph.D, Co-Educational Director of Hidden Sparks, is the Dean of the Azrieli Graduate School of Jewish Education and Administration at Yeshiva University and holds the Raine and Stanley Silverstein Chair in Professional Ethics and Values.  She is a trained cognitive behavior therapist with her own private practice and the author of Mommy, Can You Stop the Rain?  a picture book about the role adults can play in helping children face challenges and become resilient.  As one of two educational directors for Hidden Sparks, Dr. Novick provides training, supervision and ongoing mentoring to the Hidden Sparks teams of coaches, principals and Internal Coaches. Dr. Novick has been featured in an ELItalk.

Claire Wurtzel

Claire Wurtzel, Co-Educational Director, taught in Bank Street College School of Education for 18 years and served as Chair of the Department of Special Education. Subsequently, she served as the Director of Faculty Development for the Churchill School and Center in New York and later, and as the Director of Faculty Development for the New York City Schools Attuned initiative for All Kinds of Minds. In this capacity, Ms. Wurtzel oversaw Schools Attuned courses, mentor training and facilitator training for over 400 New York City schools. As one of two educational directors for Hidden Sparks, Ms. Wurtzel helped develop the training and curricula and provides ongoing facilitation, supervision and mentoring to Hidden Sparks coaches and school leaders. Most recently, she and her husband, Bill Wurtzel, co-authored the book, Funny Food: 365 Fun, Healthy, Silly, Creative Breakfasts. 

Sara Diament

Sara Diament, Director of School Services, came to Hidden Sparks in 2013 with a background in Health and Behavior Studies and has worked with at-risk youth for Youth Advocate Programs Bergen County. She also ran a psycho-educational program for adolescents at the Somerset Women’s Health Center, developed and led anti-bullying workshops for students, teachers and parents on Long Island through the Jewish Women’s Foundation, served as a consultant to Jewish day schools on health curriculum development, and worked with the Department of Policy Research and Program Evaluation for the American Foundation for the Blind.

Sara can be reached at

Margaret Sarro

Margaret Sarro, Manager of Operations, has worked for Hidden Sparks since its inception in 2005. Margaret manages all day-to-day operations of the organization making sure that everything from scheduling to billing runs smoothly and efficiently.  Prior to working for Hidden Sparks, she was the Grants Manager at The Nash Family Foundation where she worked to determine funding needs and allocations and, coordinated grant inquiries and applications and monitored financial reporting.

Margaret can be reached at

Elyn Rosenthal

Elyn Rosenthal joined our operations team in 2013. She has broad experience in event coordinating, fundraising, marketing and communications both in the non-profit and public sector. Elyn is very involved in social action causes and is an activist in organization such as the John Huess House Project and the Dream Street Foundation for whom she volunteers as a counselor every summer in their camp for children with life-threatening illnesses.

Elyn can be reached at

Our External Coaches in the US
Tamar Bauman, Ph.D.

Tamar Bauman, a School-Clinical Psychologist, is a senior coach and mentor for Hidden Sparks and has been with the organization since its inception. She has 20 years of experience helping children with mental health, behavioral, and academic challenges. Dr. Bauman has provided ongoing education and coaching to Jewish Day School teachers as well as mentoring and supervision to coaches in training. Prior to her involvement with Hidden Sparks, Dr. Bauman worked for the School Mental Health Program at Long Island Jewish Medical Center. There she treated children with a range of emotional and behavioral struggles through individual, group, and family therapy. Dr. Bauman has also organized social skills and bully-prevention programming for schools and has provided  learning, social skills, and anti-bullying workshops for students, teachers, and parents. 

Hollis Dannaham

Hollis Dannaham, M.Ed.,  has been empowering complex learners for 30 years as a learning specialist, special educator, administrator, and consultant in public, private, and charter schools. Hollis created Transform Boundaries, an organization dedicated to helping schools create programs and creative solutions for reaching their complex learners. She served as the Director of Academic Intervention at Explore Charter School and co-created the Carmel Alternative High School for at-risk teens. Hollis also worked as a learning specialist at the Student Success Center of All Kinds of Minds. Currently Hollis is a coach, mentor, and workshop facilitator for Hidden Sparks. 

Lily Howard Scott

Lily Howard Scott, MS, Hidden Sparks’ Social Emotional Learning Coach is a curriculum developer and social and emotional learning coach. She received her MS.Ed in Literacy and Childhood General Education from Bank Street College of Education, where she now teaches in the school of Continuing Professional Studies. Lily is particularly interested in designing curriculum that weaves together social, emotional, and academic learning, and she has led professional development workshops for educators around the country on topics including cultivating emotional literacy through language arts instruction, normalizing vulnerability in the classroom, and helping children explore and empathize with varied perspectives. She was a featured speaker at the 2019 Collaborative for Social, Emotional, and Academic Learning (CASEL) SEL Exchange, and her writing about the importance of a child-centered approach to teaching and learning has been published in The Washington Post. 

Sara Reichman, Ph.D.

Sara Reichman, a clinical psychologist, serves as a Hidden Sparks coach. She holds a doctorate from the Ferkauf Graduate School of Psychology of Yeshiva University. She served as Senior Psychologist at New York University Medical Center, where she gained extensive experience working with children and families and was part of a multidisciplinary team that performed neurodevelopmental evaluations. Dr. Reichman then worked as a Senior Psychologist at a pediatric multi-specialty practice treating children, adolescents and families. She is a psychologist in private practice.

Andrea Rousso

Andrea Rousso taught for 33 years before joining the Hidden Sparks team as a coach and facilitator. She initially taught emotionally fragile children with special needs, and subsequently served as a teacher-trainer for special education.  Andrea received a Bank Street Early Childhood Education award for her innovative  curriculum and teaching style, and  was a certified facilitator for the Schools Attuned Program of All Kinds of Minds. Andrea also works as a part-time consultant in three NYC public schools, where she meets with teachers to assist them with curriculum adaptations and understanding classroom behaviors.

Esther Fradel Schwartz

Esther Fradel Schwartz is a senior Hidden Sparks coach and mentor. She holds a Bachelor’s Degree in interdisciplinary studies from Touro College and a Masters of Science in Education from the College of Staten Island CUNY. Before becoming a coach in 2010, Mrs. Schwartz gained twelve years of teaching experience in early childhood and special education classrooms and was an adjunct professor of education at Daemen College. She also coordinated the Mishan Letalmid and Shutfim: Parent Partners programs for Toshia, providing assistance to parents and teachers of children with learning and behavioral challenges. Mrs. Schwartz is the author of a popular social skills curriculum “My Place, My Space” published by Focus in Education.

Bianca Senker

Bianca Senker, a coach and mentor for our Florida-based programs, holds a Master’s degree in Special Educational Leadership and is a practitioner with 22 years of experience in the field of special education  as a classroom teacher, inclusion specialist, coach, and consultant.  She helped develop the Kesher inclusion model at The Samuel Scheck Hillel Community Day School,  participated in the CAJE  Project Day School of Excellence Instructional Coach Academy and served as a coach for Kesher staff, providing teacher workshops on writing pedagogy, methodology, and curriculum instruction, and differentiation. Bianca co-founded B2 Educational Therapy, which provides services for children, and during the summer, she leads a Mindful Learner’s Summer Camp Program.

Molly Warner

Molly Warner is a Hidden Sparks coach who has been involved in education in various capacities for 38 years.  She holds two Master’s degrees in Special Education from the Bank Street College of Education, as well as a from Columbia University’s Teachers College in Teaching English to Speakers of Other Languages.  Molly spent 12 years as an elementary classroom teacher at the Dalton School in Manhattan after which she led teachers workshops for All Kinds of Minds, both with the New York City public schools and through P’TACH.  For 10 years, she was the middle school learning specialist at The School at Columbia University.  Molly was a coach for Hidden Sparks during its first two inaugural years and is very excited to return to that same role in this dynamic, ever-growing organization.

Israel Team
Roxana Naiman

Roxana Neiman, Director of Education in Israel, is a cognitive behavioral therapist specializing in Learning Disabilities Diagnostics, and coach in the field of learning disabilities and attention deficit. Roxana holds an M.A. in Educational Counseling and was the Jerusalem District Inspector of educational counselors, and State Inspector in the Department of Learning Disabilities and Attention Deficit at the Ministry of Education. In this capacity she developed a model to identify and assist children who experienced  learning disabilities and also played a central role in the preparation of programs for teacher training at the David Yellin institute in Jerusalem, strategies for helping children with learning difficulties and attention deficit challenges.

Eden Yisraeli

Eden Yisraeli, Coordinator for Israel Programs, is the Learning Disabilities Coordinator for Agudah L’Kidum Chinuch is responsible for establishing and operating a new SAE division for treating youth with learning disabilities. This process includes: staff training; providing subsidies for youth to undergo psycho-didactic evaluations; and holding seminars that treat specific academic and emotional difficulties – such as time management skills, test anxiety management, and learning strategies. Eden’s focus is cultivating the professional staff in all SAE schools and residences, so that their work with learning disabled youth will be more effective. Eden has over 15 years of experience in treating learning disabilities. She holds a BA in Psychology and an MA in Special Education from the Hebrew University, and was certified at Bar Ilan University to conduct didactic evaluations and Applied Behavior Analysis.

Racheli Davies

Racheli Davies is the Coordinator and Facilitator of the Internal Coach Training Program and the Hidden Sparks mentor in Pelech Girls High School in Tel Aviv. She received her BA in Fine Arts and Judaic studies from Yeshiva University before moving to Israel and training as a teacher through Teach First Israel (Hotam). After teaching high school EFL, she went on to get an EdM in Learning and Teaching from the Harvard Graduate School of Education. She has taught a broad range of students and teachers from all walks of Israeli society and career stage- from preservice to retirement,  and helps teachers and students alike identify what deep learning can feel like and look like and how to make it happen. 

Beatrice Brom

Beatrice Brom is an External Coach in The Community High School in Kfar Adumim. She  has worked in education for close to 40 years, holding an MSc. from the State University of Utrecht (Holland), a school counselor certificate from  Michlelet Yerushalaim College in Jerusalem, and a license  from the Israeli Ministry of Education as supervisor for school counselors. Beatrice taught biology in Holland at Teachers College and High School, and worked as a school counselor in Israeli high schools after moving to Israel. 

Ariella Lichterman

Ariella Lichterman is an External Coach in  Dorot Elementary School and holds a BA in special education and an MA in educational counseling. She is a certified didactic diagnostician, has training in remedial instruction and learning strategies and is a group facilitator. In addition, she is a personal coach, a mind-body therapist, and a CBT psychotherapist for parents, couples and families.  Ariella is a counselor and an expert in the field of learning disabilities and ADHD in MATI Raanana and in the Ministry of Education’s department of learning disabilities and is a regional adviser in the learning disability program.   

Yonina Simon

Yonina Simon is an External Coach in Ofek elementary and holds a BA in special education from Bar Ilan University, and an MA in educational integration of the arts from Lesley College. For more than 20 years, she has been a resource teacher for the Ministry of Education, and head of the special education department in a school near Modiin. Yonina lectures and gives workshops in schools on integrating the special needs child into a regular classroom. In 2014, Yonina received a letter of commendation from the ministry for her work in the field. Today she also works as an educational coach for students and their parents, and as an educational adviser to olim families.

Rut Szir

Ruth Szir is an External Coach in Elmanar Elementary Schools and holds an MA in Educational Counseling from Bar-Ilan University. After teaching in Argentina, she studied at Ben-Gurion University, Change Institute, Herzliya, and the University of Haifa. Rut worked as an educational consultant in the Dror Experimental Educational Campus and in Mevo’ot Hanegev in Shuval, and as a counselor in the department of learning disabilities and attention deficit disorders in the Ministry of Education. Ruth specializes in group work with parents of children with ADHD, trains counselors and special education teachers, and is  currently the coordinator of the Learning Disabilities Division of the Ministry of Education in the “Learning Disabilities” program in Hod Hasharon and Ra’anana where she trains counselors for group therapy in children with ADHD and attention disorders.

Dalit Warshavsky

Dalit Warshavsky is an External Coach in Dror High School.  She is an alumnus of the Hebrew University in Jerusalem in Hebrew Literature and Sociology, and in Machon Kerem Teachers College.  Dalit taught for 12 years in the Sieff & Marks School in Jerusalem, specialized in teaching in supportive classrooms in Hebrew University’s School of Education and the Shahar Department, and instructed teachers of supportive classrooms in Naamat Technical School in Petach Tikva and Dekel Vilnae High School in Maale Adumim. She has also acted as a personal coaching for people with attention deficit disorders.