Thanks to Sonya Sobiesky of Psychology Today for quoting me in her insightful article on preschool aptitude and ERB (WPPSI) testing, Baby Steps to Harvard. Sobiesky writes: But how accurate is IQ testing for toddlers? The commonly used Wechsler Intelligence Scale evaluates verbal ability based on vocabulary size and clarity of speech. “If a speech therapist can help … Continue reading Psychology Today Discusses ERB (WPPSI) Testing