Related Concept Videos

Language Development01:22

Language Development

Children master language quickly and with relative ease, supported by both biological predisposition and reinforcement. B. F. Skinner (1957) proposed that language is learned through reinforcement, while Noam Chomsky (1965) argued that language acquisition mechanisms are biologically determined.
The critical period for language acquisition suggests that the ability to acquire language is at its peak early in life. As people age, this proficiency decreases. Language development begins very...
Language Development I: Behaviorist Perspective01:15

Language Development I: Behaviorist Perspective

Skinner’s behaviorist perspective explains language development through experience and learned associations. Children learn language through operant conditioning, in which behaviors followed by positive consequences become more likely to happen again. Caregiver responses gradually shape infants’ vocalizations.Reinforcement and Speech DevelopmentInfants first produce random babbling without intending specific meanings. When a sound resembles a word or adult speech, caregivers may respond with...
Language and Cognition01:27

Language and Cognition

Language serves as a bridge between ideas and communication, influencing how individuals perceive and interact with the world. Psychologists have long debated whether language shapes thought or vice versa. This discussion gained grip with Edward Sapir and Benjamin Lee Whorf in the 1940s, who proposed that language determines thought, a concept known as linguistic determinism. They suggested that the vocabulary and structure of a language influence how its speakers think and perceive reality.
Language Development II: Nativist Perspective01:11

Language Development II: Nativist Perspective

The human capacity for language acquisition has long fascinated researchers. Noam Chomsky’s nativist theory challenged behaviorist views that language develops mainly through imitation and reinforcement. He argued that children produce novel, grammatically correct sentences that they have never heard before, suggesting that innate cognitive mechanisms support language learning. According to Chomsky, the brain is biologically prepared for language acquisition, allowing speech to develop...
Higher Mental Functions of the Brain: Language01:10

Higher Mental Functions of the Brain: Language

Language is a system of communication that allows the expression of thoughts, ideas, and feelings. The brain processes language in both hemispheres.
Language formation and comprehension take place in the dominant hemisphere. The dominant hemisphere is responsible for understanding the meaning of spoken, written, or sign language, as well as the ability to communicate. For most people, the left hemisphere is the dominant one. The right hemisphere, then, gives tone and emotional context to the...
Biological Causes of Schizophrenia01:29

Biological Causes of Schizophrenia

Schizophrenia, a severe psychiatric disorder, arises from a complex interplay of biological factors, including genetic predisposition, structural brain abnormalities, neurotransmitter dysregulation, and developmental irregularities. These factors collectively contribute to the onset and progression of the disorder, which typically manifests in late adolescence or early adulthood.
Genetic Factors in Schizophrenia
The genetic basis of schizophrenia is strongly supported by family and twin studies.