Pearson Edexcel GCSE (9-1) Psychology revision notes
Topic 1: Development Revision Notes
Review revision notes for Topic 1: Development in Edexcel Psychology.
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Topic 1: Development
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Carol Dweck's Mindset Theory: Fixed vs. Growth Mindsets Revision Notes
Fixed Mindset Characteristics
Individuals with a fixed mindset believe their intelligence and abilities are stable, unchangeable traits. They typically avoid challenges, give up easily, view effort as pointless, disregard feedback, and feel threatened by others' success. This can hinder learning and personal development.
Growth Mindset Characteristics
Individuals with a growth mindset believe their intelligence and abilities can be developed through dedication and hard work. They embrace challenges, persist through difficulties, see effort as a path to mastery, learn from criticism, and are inspired by others' achievements. This perspective promotes continuous learning and resilience.
Impact on Development
Dweck's theory suggests that a growth mindset encourages greater academic achievement, persistence, and overall well-being. It fosters a love of learning and resilience, key factors in successfully navigating developmental stages. Conversely, a fixed mindset can lead to avoidance of learning opportunities and a feeling of helplessness when faced with setbacks.
Evidence and Limitations
Research by Dweck and others involving interventions to foster a growth mindset has shown positive effects on academic performance and motivation. However, some criticisms include the possibility of oversimplification of complex motivational processes and concerns about the effectiveness of short-term interventions in generating lasting change. There are also debates about whether mindset is a stable trait or more malleable.
Daniel Willingham's Learning Theory and Development Revision Notes
Core Principles of Willingham's Theory
Willingham's theory posits that factual knowledge is crucial for skill development. He argues that a rich store of facts in long-term memory enhances working memory capacity, making complex thinking processes more efficient. This challenges the idea that generic skills can be taught in isolation. Practice and effort are also central, as they consolidate knowledge and automate processes, leading to expertise.
Strategies for Development
Willingham suggests strategies for different developmental areas. For cognitive development, he advocates for engaging content and spaced retrieval practice to build strong knowledge networks. For physical development, consistent, deliberate practice of motor skills, perhaps broken down into smaller steps, is key. Social development benefits from understanding social cues and norms (factual knowledge) and then practicing appropriate social behaviours in various contexts.
Supporting Evidence and Limitations
Evidence for Willingham's theory often comes from cognitive psychology, showing how prior knowledge facilitates comprehension and problem-solving. For example, studies demonstrate that students with more background knowledge perform better on reading comprehension tasks, even if their general reading ability is similar. A limitation could be its potential to undervalue the role of innate abilities or early foundational social-emotional learning that isn't purely 'factual'.
Early Brain Development and Influencing Factors Revision Notes
Stages and Structures of Early Brain Development
Brain development begins with the formation of the neural tube, which then differentiates into three primary vesicles: forebrain, midbrain, and hindbrain. The forebrain develops into the cerebrum (higher cognitive functions, language, voluntary actions), thalamus (sensory relay), and hypothalamus (hunger, body temperature). The midbrain serves as a vital relay centre for sensory and motor information. The hindbrain differentiates into the cerebellum (coordination, balance, fine motor skills) and parts of the brainstem, crucially including the medulla (controlling vital involuntary functions like breathing and heart rate). Cellular processes like neurogenesis, neural migration, differentiation, and synaptogenesis occur during these stages.
Influences, Teratogens, and Ethical Considerations
Early brain development is governed by genetic programming but is highly susceptible to environmental influences, both positive and negative. Teratogens are substances that can cause birth defects; key examples affecting brain development include: Alcohol: Maternal alcohol consumption can lead to Foetal Alcohol Spectrum Disorders (FASD), characterised by brain damage, learning difficulties, and behavioural problems. Nicotine: Exposure to nicotine from maternal smoking is linked to reduced brain size, attention deficits, and behavioural issues in children. These substances disrupt cellular processes like neurogenesis and synaptogenesis. Research on brain development, particularly in vulnerable populations (foetuses, infants), requires strict ethical oversight. Informed consent from parents/guardians, ensuring minimal risk of harm, and protecting privacy are paramount. For example, studies by Giedd et al. (2004) used non-invasive techniques like MRI to track brain development ethically over time.
Gunderson et al.'s Study: Parental Praise and Motivational Frameworks Revision Notes
Aim and Procedure of Gunderson et al. (2013)
Gunderson et al. (2013) aimed to investigate if the type of parental praise given to toddlers (1-3 years old) predicted their motivational frameworks five years later. The study involved videotaping parent-child interactions during playtime for 90 minutes every four months in the children's homes. Researchers coded parental praise as 'person praise' (e.g., 'You're so smart!') or 'process praise' (e.g., 'You worked hard on that!'). Five years later, children completed questionnaires and tasks to assess their motivational frameworks (fixed vs. growth mindset).
Findings and Conclusion
The study found that a higher proportion of process praise from parents when children were 1-3 predicted the children would endorse a growth/incremental mindset five years later. Person praise did not reliably predict a fixed/entity mindset. It was also noted that boys received more process praise than girls and subsequently developed more incremental frameworks. The conclusion was that early parental praise types contribute to the development of a child's motivational framework, with process praise fostering a growth mindset.
Strengths and Weaknesses of the Study
A key strength is its longitudinal design, allowing researchers to track individual changes over time, helping to establish temporal precedence. This helps to suggest a directional link even though it remains a correlation. Naturalistic observation in home settings enhances ecological validity, as parental praise was recorded in an everyday environment. However, the sample was predominantly white and middle-class, limiting generalisability to diverse populations. Since the study is correlational, it cannot establish a definitive cause-and-effect relationship, as other unmeasured factors might influence mindset development. Ethical considerations included obtaining informed consent from parents.
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