Local Staff


Ken Jaffe

Founder & Global Director


Ken founded ICRI in 1981 to improve the lives of children and families internationally through technical assistance and consultation, resource dissemination, and the establishment of model projects.

Ken received his child development training at the University of Uppsala in Sweden and his Master’s Degree from the University of California, Berkeley. He earned a Juris Doctor degree from John F. Kennedy University, where he studied juvenile justice and children’s rights. Ken is the author of numerous articles on international early childhood education, child advocacy, and work and family policy issues. Ken served as Chair and member of the California Governor’s Advisory Committee on Child Development for nine years. He was a founding member of the International Family Child Care Association and the World Forum on Early Care and Education, as well as the Vice-Chair of a statewide commission to formulate a strategic plan for child care development in California.

Ken has assisted in the improvement or establishment of more than 300 early childhood care, child and family health, and child abuse prevention programs worldwide. He has been a consultant to the Children’s Defense Fund in Washington, D.C., and has advised the governments of Singapore, Hong Kong, Malaysia, China, Sweden and Ecuador on child and family issues. In addition, Ken has presented over 300 keynotes and seminars to policy makers, executives, and non-profit professionals worldwide.

Ellie Mashhour

Chief Operations Officer & EXECUTIVE DIRECTOR


Ellie is ICRI's Chief Operations Officer and Executive Director, and oversees day-to-day operations of our local and international programs. Ellie has been a Director of ICRI child development centers since 1993 and oversees seven ICRI child care centers with a combined enrollment of nearly 500 preschool children. She is an expert on child care facilities design, budget development, and licensing.

Ellie also serves as a Senior Consultant for ICRI, and has advised numerous organizations on child care design and development projects, including LucasFilm, Ltd., Amgen, the California State Assembly, Senate and Secretary of State, and The Children’s PreSchool Center of Palo Alto.

Marie Dubuisson

Projects & Administrative Coordinator


Marie is the Projects & Administrative Coordinator at ICRI's headquarters. She provides support to President and Global Director, Ken Jaffe and Executive Director, Ellie Mashhour. Marie received her B.A. in Intensive Psychology with an emphasis on Child Development from UC Santa Cruz. Marie's background includes event coordination, project creation and implementation, and working with
toddlers, children and teenagers. Marie has been a dedicated philanthropist for many years and is excited to bond her passions for children’s education andinternational relations in her work at ICRI.

Karuna Kline

Development Coordinator & Senior Researcher


Karuna is passionately dedicated to philanthropic work. As the Development Coordinator and Senior Researcher at ICRI’s headquarters, she offers support to ICRI’s leadership through fund development, writing, and research.

Having received her B.A. in Public Policy with a concentration in international development, sustainability and social justice from Mills College, her background includes fund and program development, nonprofit administration, and working with infants, toddlers, and youth in a variety of educational, health and care settings. Karuna is very excited to be a part of the ICRI family and working to serve children; their families and communities all over the world. 

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Brittany Koch

Human resources Manager

ICRI is pleased to announce that Brittany Koch has joined our team as the Human Resources Manager in our Berkeley office. Brittany is a lawyer who practiced employment law for over 8 years in her prior position at a regional law firm and as staff attorney for a Circuit Court Judge. Throughout the course of her career, she has specialized in providing tailored legal advice, guidance on best practices, and trainings to hundreds of clients, including Human Resources departments in a variety of industries, and she has served as legal counsel to various non-profit organizations.

Originally from Kentucky, Brittany is dedicated to supporting programs benefiting children and the empowerment of women and girls.  She has served on the Board of Directors for Court Appointed Special Advocates (CASA), Board of Directors for the Nutrition and Fitness Coalition (providing healthy food to children in poverty-stricken areas), and as a volunteer for the Pro Bono Domestic Violence Victim Program (providing free court representation to victims of domestic violence). Brittany received her B.A. from Centre College, and her Juris Doctor degree from University of Kentucky College of Law.

Bruno Mosca

International Finance Manager

As International Finance Manager of an organization with more than 250 employees in the Bay Area and hundreds more around the world, Bruno oversees the organization’s finance department works on every aspect of financial issues ICRI’s worldwide and U.S based offices and programs.

Susan Osterhoff

Project Commotion Co-Director


Susan is the Co-Director of Project Commotion, leading classes in movement and sensory integration. Susan has nine years of experience in movement programs at recreational after-school programs, as well as in the San Francisco Unified School District.

Susan is also a faculty member in the Child Development and Family Studies Department at City College of San Francisco. She holds a BS in Communications from the University of Michigan, a Certificate of Completion in Child Development/General from the City College of San Francisco, and both a Safety Certification and a KAT (Kinder Accreditation for Teachers) Certification from USA Gymnastics.

Susan discovered the art of capoeira in 1996, which nourished her love of movement–primarily being upside-down–and inspired her to combine this passion with her joy of working with children. With over 10 years of training under world-renowned Mestre Urubu Malandro, she is a graduated student or “Professora Formiguinha.”

Maria Silva

Family Daycare Support Network Director


Maria has worked for over a decade with ICRI’s Family Daycare Support Network, which provides nutrition education and financial support to family daycare providers serving low income children in Alameda County.

Maria has held a variety of positions at FDSN and currently serves as Program Director. In addition to conducting home visits to educate family daycare providers, Maria manages the administration of FDSN and communications with FDSN’s funder, the California State Department of Education.

Gretchen Stizel

Director of curriculum & program development


As Center Director of Hearts Leap North and Senior Consultant for the ICRI team , Gretchen has contributed extensively to local and international early childhood education and care. She earned a Masters Degree in Early Childhood Education from Mills College, where she studied how teachers can facilitate insightful questions from students. Gretchen works with the teaching staff at ICRI's seven Bay Area programs to support their implementation of inquiry-based, Reggio-inspired, Emergent and Anti-Bias Curriculum.

She believes each child deserves an opportunity to find their voice and see their ideas come to light in a warm and loving school environment. Gretchen is still close with her best friend from preschool who lives across the country; she believes her positive school experience at a young age is in part responsible for her success as a leader in early childhood education field today.

Natalie Wollner

Lakeview Preschool Director


Natalie has called Lakeview Preschool home since 2014 when she started as a teacher. In 2015, she moved out of the classroom and took on the role of Director. However, she believes that nothing can keep her away from the joys of teaching and you’ll find her in the classroom daily.

Before coming to Lakeview Preschool, Natalie worked at Children’s Day School in San Francisco, as a nanny for many years, and she managed the office of a small nonprofit. She looks forward to continuing to work with and learn from the great families and fellow teachers at Lakeview Preschool. Growing up in Oregon instilled a love of nature in Natalie, and in her free time she hikes in Tilden Park, makes art projects with her niece and nephew, bakes breads and treats for family and friends, and explores  restaurants with her husband.


Sally Zarcone

Madera Grove Children's Center Director

Sally is the Program Director for Stanford Madera Grove Children's Center and also oversees operations at Stanford Arboretum Children's Center and Stock Farm Road Children's Center.  From 2004-2017 Sally worked in New York City as a preschool special education teacher, early childhood consultant, and preschool educational director.  She has a dual Master's Degree in Early Childhood Education and Special Education through New York University and a Master's Degree in Education Leadership through Adelphi University.  Sally is most passionate about encouraging creativity and developing self esteem in young children.  Emergent curriculum and children's individual needs and learning styles are at the forefront in Sally's mind as she works with children, teachers and families.  In addition to early childhood education, Sally is a certified yoga teacher and dedicated to environmental education, stemming from her work as a Peace Corps volunteer in rural Jamaica.  She is excited to be starting her work with ICRI!

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Angela Wanja Kithao

ICRI Kenya Country Director


Angela Wanja Kithao is from Nairobi, Kenya with over ten years of experience changing the lives of children and families in Kenya. She is passionate about child-led curriculum and works with teachers to implement nurturing and curiosity-building curriculum in the classroom. She has a Bachelor of Education in Early Childhood and Primary Education and a Master of Education degree specialized in Curriculum Studies. She is currently pursuing a Masters in Education, Gender and International Development at the University College of London, Institute of Education (IOE). She chose to study early childhood education because of an inner passion to change the lives of children and families.

Angela's goal is to see children flourish in all aspects of their growth and development through her work. She is on a mission to ensure that each child that she comes across achieves their full potential, so that all their talents are nurtured to the maximum.

Dhirendra Lamsal

ICRI Nepal Country DirectoR & Regional Director 


Dhirendra is the Country Director of ICRI Nepal and oversees ICRI’s work on numerous programs to support children and families in Nepal. Dhirendra has over 15 years of experience working in community development, education, and HIV/AIDS prevention and intervention.

Dhirendra received funding from the United Nations Development Program to work with the Network for Children, Prisoners, and Dependents to provide holistic HIV prevention and support services to Nepali prisoners and their families. He also served as a key participant in the formulation of the National Plan of Action for Children through Nepal’s Ministry for Women, Children, and Social Welfare.

Dhirendra has presented seminars and working papers on children’s issues, HIV/AIDS, and community development at international conferences and forums in Australia, Hungary, Northern Ireland, India, the United States, Malaysia, Thailand, and New Zealand. In 2007, Dhirendra received the Global Leader for Young Children award from the World Forum Foundation.

Ebenezer Lartey

ICRI GHANA Country Director & regional Director


Ebenezer holds B.Sc. (Hons.) Degree in Tourism from the University of Cape Coast, Ghana and an Executive Mastery Certificate in Child Development and Early Childhood Education from Carayol College. He is an expert in ICT marketing, corporate project planning and management. Ebenezer has developed considerable skill, knowledge, and experience in early childhood education. In his child education centers, Ebenezer allows the children to lead the curriculum, while nurturing, supporting, and guiding them.

Ebenezer believes that children are the creators and that teachers should give the children the materials, tools, and opportunities to create. He uses locally found and natural materials in ICRI Ghana's centers. Ebenezer has facilitated several training programs on Early Childhood Education and has led a team of experts, consultants, and academicians to collaborate with The University of Education Winneba to establish an Early Childhood Education Graduate Studies program and to construct and equip the University with a  Child Care and Resource Centre.

Lloyd Muwoni

 ICRI Ghana Country Director


Lloyd Muwoni joined ICRI Zimbabwe in March 2017. He brings 10 years of experience working with orphans and vulnerable children and early childhood and development programming and management. He has vast experience in fund development, policy formulation and implementation, and monitoring and evaluation. He has facilitated several child protection and early childhood education trainings.

With a family and young son himself, Lloyd is committed to ensuring that every child, regardless of circumstances at birth, is provided with the best opportunities to reach their full potential and succeed in life. He is an active member of the Zimbabwe Network of Early Childhood Development Actors (ZINECDA), a network of professional and organizations concerned with early childhood development and education in Zimbabwe, where he serves as the deputy chairperson for the Harare chapter.