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Christine Tona



Christine Tona
Interim Superintendent
Phone: 631.369.6714
Address: District Office
700 Osborn Ave.
Riverhead, NY 11901


Christine Tona is the Assistant Superintendent of Curriculum and Instruction in the Riverhead Central School District. She oversees the academic disciplines and special areas and is responsible for working with teachers and administrators to provide a well-rounded, rigorous education to all students. A scope and sequence of skills (K-12) is established that fosters critical thinking, problem solving, and reading and writing across the curriculum.

Prior to joining the Riverhead CSD in July, 2016, Ms. Tona served for four years as Executive Director for Curriculum and Instruction in the West Babylon School District after serving as principal of Forest Avenue School for eleven years. Prior to her tenure as principal, she was the K-8 Math Coordinator in West Babylon for one year. In addition, she had ten years of teaching experience in secondary mathematics.

She holds a Bachelor's degree in Elementary Education, a Master's degree in Reading, and a Professional Diploma in School District Administration. She has teaching certification in Elementary Education N-6, Reading K-12, and Mathematics 7-12.


Lori Koerner
Executive Director of Curriculum, Instruction and Professional Personnel

Before joining Riverhead, Lori Koerner, served as principal of Tremont Elementary School in the Patchogue-Medford School District since 2016. During the past three years, she has increased student attendance, decreased behavior referrals by 50% and established a Parent University for the community. She also served as a district leader in Patchogue-Medford, wherein she coordinated new elementary programs, planned and implemented a balanced literacy program, wrote new curriculum, and organized and hosted a variety of guest speaker events.

Prior to Patchogue-Medford, Ms. Koerner worked in Hicksville Public Schools as the district coordinator/principal for its Students at Risk program, and as an elementary school teacher, teaching grades pre-K through six during her nearly 25-year teaching career.  

In addition to her public school experience, Ms. Koerner has been an adjunct professor of special education at Dowling College and SUNY Old Westbury. She has hosted numerous professional development workshops for educators, published her professional educational research, and is a Fulbright Scholar.

Ms. Koerner holds an associate degree in early childhood education from Farmingdale State College. She also holds a bachelor’s degree in elementary education, a master’s degree in special education, and School Building Leader and School District Leader certifications, all from Dowling College. She is working on earning her Doctor of Education at St. John’s University.