Dawn Zimmerman Hummel founded the Child Development Center of the Hamptons in her house in Amagansett in 1997. The center has developed into a foundation, a charter school providing elementary education, a preschool and a toddler day care program. The charter school provides integrated instructional programs for general and special education students in kindergarten through fifth grade. The Child Development Center also offers support and related services, including physical therapy and Applied Behavioral Analysis. Educational and therapeutic programs at the schools are supported by the CDCH Foundation.