Operant Conditioning: Principles, Reinforcement, and Learning

The essential feature of operant conditioning lies in the reinforcement (e.g., food) received for a specific operant behavior (e.g., pressing a toggle). Operant conditioning reflects the fact that an animal operates, or acts, within its natural or laboratory environment to produce an effect. This effect determines whether the animal repeats the response or continues to behave as before.

Operant conditioning is a learning theory that attempts to explain new behaviors. It proposes that such behaviors

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Understanding Family Structures and Dynamics

Cope with – enfrentarse a

Extended family – composed of parents, aunts, uncles, grandparents and other family members who live in the same HOUSEHOLD

Stepfamily/blended – the children are not biologically related to one of the parents. The parents have a new partner or spouse due to divorce or death

Single-parents: lone parent family, it is made up of one parent who is raising one or more children by him or herself

Childless family – husband and wife, but doesn’t include children

Nuclear – traditional

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Understanding Self-Concept, Perception, and Social Influence

Understanding Self-Concept and Social Psychology

Self-Concept: Beliefs about yourself; who you are (e.g., student, sibling, athlete). Introspection is the process of looking inward and reporting thoughts, sensations, and perceptions. Limitations: data obtained through introspection is open-ended rather than objective. Introspection was important because it showed that humans could be studied scientifically.

Overjustification Effect: The effect of promising a reward for doing what one already likes

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Human Evolution: From Primates to Homo Sapiens

Act III. The Man

Scene I. The Cradle of Africa

The Evolutionary Advantages of the Clavicle

The clavicle expands the rib cage, increasing the reach of the upper limbs. This improved grip for climbing trees and enhanced the efficiency of gathering food.

Is There a Missing Link Between Ape and Man?

Evidence suggests that the descendants of apes led to the birth of our ancestors.

Evidence Pointing to the African Origin of Man

A large number of fossils and chronological evidence found in Africa suggests that

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Child Development and Perception: A Comprehensive Summary

Chapter 4: Child Development

Newborn (0-5 Months)

Communicates primarily through crying and facial expressions.

5-7 Months

Begins babbling and intentional vocalizations using consonants and vowels, but without meaning.

12-18 Months

Starts using words, often in the form of holophrases (single words conveying a whole idea).

18-24 Months

Develops telegraphic speech, combining words in a logical syntax, but not forming complete sentences.

18+ Months

Shows a tendency to overgeneralize grammar rules, applying them

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Artificial vs. Natural: Redefining Nature Through Reproductive Technology

Joan Bestard: Artificial and Natural – What is Nature?

JOAN BESTARD. “ARTIFICIAL AND NATURAL: WHAT IS NATURE? Reproductive technology has set a new context for what is natural and the process of reproduction. The greater the intervention in nature by breeding techniques, the increased social anxiety that occurs. This anxiety isn’t so much about the legal or social status of the new individual (who is his father and mother can be resolved legally) but by how social relationships can be affected. When

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