Arnold J. Sameroff

ZERO TO THREE provides support and services for infants and toddlers. It informs, trains, and supports professionals, policymakers and parents in its efforts to improve the lives of infants and toddlers. The company was founded by T. Berry Brazelton, Selma Fraiberg, Stanley I. Greenspan, J. Ronald Lally, Bernard Levy, Reginald S. Lourie, Peter B. Neubauer, Robert A. Nover, Sally Provence, Julius B. Richmond, Albert J. Solnit, and Leon J. Yarrow in 1977 and is headquartered in Washington, DC.

The American Psychological Association (APA) is a scientific and professional organization that represents psychologists. The non-profit company is based in Washington and has subsidiaries in the United States. APA educates the public about psychology, behavioral science, and mental health. It promotes psychological science and practice, fosters the education and training of psychological scientists, practitioners, and educators. APA advocates for psychological knowledge and practice to inform public policy and champions the application of psychology to promote human rights, health, well-being, and dignity. Arthur C. Evans has been the CEO of the American company since 2017.