Beg. Chapter 8 P. 1
Course Schedule and Administrative Requirements
Quiz Schedule:
Chapter 6 Quiz (covering Learning) is due by Sunday at midnight.
Chapter 7 Quiz and Chapter 8 Quiz are both due next Sunday at midnight, even though material for Chapter 7 is already completed.
Examination Details:
Exam 2 takes place on the .
Exam 2 covers Chapters 5, 6, 7, and 8.
Chapter 8 will be completed prior to the exam, allowing for at least one full class session dedicated to a review session for Exam 2.
Paper Grading and Feedback:
Graded papers will be released by Sunday.
Overall general feedback regarding the papers will be presented verbally in class.
Specific individualized feedback detailing any lost points will be accessible directly within Canvas.
Module Organization:
The current academic module is divided into two separate lecture notes to manage the high volume of content:
Thinking and Decision Making.
Intelligence and Language.
Hierarchical Foundations of Psychological Cognition
Structural Progression of Cognitive Psychology:
Psychological topics build systematically from micro-level to macro-level complexity throughout the curriculum:
Molecular and biological foundations.
Sensation and perception.
Consciousness.
Learning and memory.
Intelligence, thinking, and decision making.
Social psychology and clinical psychology (e.g., mood disorders).
Foundational cognitive concepts serve as building blocks for understanding clinical phenomena, such as how mood disorders emerge from systematic distortions in basic thinking processes.
Definitions of Cognition and Thought:
Cognition: The overarching, high-level category of mental activity encompassing all processes related to thinking, understanding, processing, and retrieving information.
Thinking: The mental manipulation and representation of knowledge about the world.
Types of Knowledge Processed in Thought:
Semantic Knowledge: Factual knowledge, trivia, and word associations that exist independently of personal narrative or autobiographical contexts.
Episodic Knowledge: Memories of specific life events, personal experiences, and autobiographical narratives that construct an individual's life story.
Functions of Thinking:
Internal manipulation of external environmental information.
Integration of new input with existing semantic and episodic memories.
Construction of internal mental models of the world to enable future planning and targeted behavior.
Everyday Mental Representations: Analogical vs. Symbolic
Mental Representations:
Internal cognitive constructs used to process thoughts about real-world objects, spatial environments, and abstract ideas.
Analogical Representations:
Mental constructs that share concrete physical and visual characteristics with the actual objects they represent.
Rely heavily on visual imagery and sensory characteristics (e.g., picturing a dog or a horse retains the physical look and tactile feeling of the animal).
Example: A photograph or realistic drawing of a violin is an analogical representation because it directly reflects the physical geometry and visual attributes of a real violin.
Symbolic Representations:
Abstract mental constructs that do not share any physical or structural characteristics with the actual objects or ideas they represent.
Used to depict abstract concepts lacking physical forms (e.g., free speech) or physical objects converted into arbitrary symbols.
Language components (words, letters, intonations) are entirely symbolic. For example, the written letter "V" consists of two intersecting diagonal lines that hold no intrinsic physical relationship to a violin outside of assigned societal convention.
Example: The spelled word "violin" is a symbolic representation composed of arbitrary letter symbols.
Comparison of Reality vs. Representation:
Objective Physical Reality: The physical violin entity existing in the material world.
Analogical Mental Representation: A mental visual image capturing the physical features of the violin.
Symbolic Mental Representation: The abstract textual word "violin" or phonetic speech sounds used to signify the object.
Spatial Mental Maps and Heuristics
Composition of Mental Maps:
Internal representations of spatial relationships, geography, and navigation routes (e.g., driving from off-campus housing to campus, or traveling to a home destination).
Combine analogical representations (e.g., visual imagery of specific landmarks, such as an unusually elongated dog statue located on Saint Charles Avenue) with symbolic representations (e.g., directional abstract rules such as "turn right after the landmark").
Memory Shortcuts and Systemic Errors in Spatial Reasoning:
Because human memory capacity for detailed analogical storage is limited, cognitive processing relies on simplified symbolic shortcuts.
Reliance on symbolic shortcuts frequently introduces predictable cognitive biases and errors.
Geographical Mental Map Demonstration:
Question: Is San Diego, California, or Reno, Nevada, located further east (closer to New Orleans)?
Common Error: Individuals incorrectly guess Reno is further east because they apply the symbolic shortcut that California is the westernmost state in the continental United States.
Geographical Reality: San Diego, California, is located further east than Reno, Nevada (Reno is actually further west than San Diego).
Conceptual Categorization and Organizational Models
Categorization:
The fundamental cognitive process of grouping objects, actions, or ideas together based on shared properties.
Concepts:
The broadest cognitive category used to organize related items, ideas, and knowledge around common underlying themes.
Cognitive Efficiency: Concepts reduce cognitive load and conserve mental storage space. Shared properties are stored once at the conceptual level rather than redundantly across every individual instance.
Example of Musical Instruments Concept:
General Concept Knowledge: All musical instruments are played and produce music.
Object-Specific Knowledge: Guitars typically have strings; violins have strings; trumpets produce sound by blowing air through valves.
Prototype Model of Concepts:
Proposes that conceptual categories are structured around a single best example or ideal representative known as a prototype.
Categorization Process: New items are evaluated by direct comparison to the category's central prototype.
Variability in Representativeness: Items that closely match the prototype are categorized rapidly, whereas non-prototypical items cause categorization delays.
Example: A guitar serves as a common prototype for a musical instrument. An unfamiliar instrument like a saxophone is evaluated against the guitar prototype.
Exemplar Model of Concepts:
Proposes that concepts have no single ideal representation; instead, a concept consists of all stored individual memories (exemplars) of every category member ever encountered.
Formulates a flexible or "fuzzy" representation of a category based on the totality of prior experiences.
Categorization Process: New items are compared against the entire set of stored exemplars to determine category membership.
Example: A trumpet shares specific structural and operational features with a saxophone, allowing the exemplar model to categorize a saxophone effectively despite its lack of strings.
Biological Fruit Classification and Sensory Prototypes
Prototype Characteristics of Fruit:
Standard psychological prototype features for fruit: Sweet flavor, edible flesh, and internal seeds or pits.
Orange: Highly representative of the human prototype for fruit due to its sweetness and internal seeds.
Olive: Biologically classified as a fruit because it contains an internal seed/pit, yet strongly deviates from the standard prototype due to its bitter, savory, or pickled taste profile.
Biological Classification vs. Cognitive Schemas:
Biological criterion for fruit distinction: Any plant structure containing internal seeds.
Biological Fruits: Oranges, olives, tomatoes, cucumbers, pumpkins, zucchinis, string beans, and corn.
Biological Vegetables: Carrots and cauliflower.
Ambiguous Exemplar Demonstration:
An image displaying an animal with a pig-like snout and ears, but covered in long, un-shaved sheep fleece, set against a background featuring cows, creates cognitive confusion.
The subject triggers overlapping fuzzy representations across multiple distinct conceptual categories (pig, sheep, cow), illustrating the limitations and errors inherent in human exemplar matching.
Neurobiology of Concepts, Schemas, and Scripts
Functional Magnetic Resonance Imaging (fMRI) Findings:
Real-time brain imaging demonstrates that distinct conceptual categories (e.g., animals vs. hand tools) activate distinct, spatially segregated regions of the cerebral cortex.
The neural organization of stored concepts directly mirrors the perceptual and sensory processing regions used when interacting with those physical objects.
Fusiform Face Area (FFA): Located within the fusiform gyrus; a specialized evolutionary neural region dedicated specifically to perceiving, distinguishing, recognizing, and categorizing human faces.
Schemas:
Broad cognitive structures that organize complex information about environments, settings, and context-dependent situations (e.g., expected physical setups of a public library versus an outdoor park).
Scripts:
A specialized temporal subtype of schema that dictates appropriate sequences of social behaviors over time within specific situational contexts.
Movie Theater Script Sequence:
Purchase admission ticket (either online in advance or at the physical box office).
Proceed to the concession stand to order popcorn and beverages.
Locate assigned auditorium and seat.
Silence mobile devices before the screening begins.
Adaptive Advantages and Maladaptive Costs of Schemas/Scripts:
Advantages: Adaptive, highly efficient, automatic, and allows rapid decision-making with minimal effort or cognitive resource allocation.
Disadvantages: Can lead to rigid cognitive biases, stereotyping, and automatic errors.
Cognitive Conceptualization of Stereotypes:
From a cognitive psychology perspective, stereotypes are simply mental schemas applied to social groups.
Stereotyping occurs when individuals automatically assign generalized conceptual group traits to an individual without evaluating their unique personal characteristics.
Gender Roles: Social schemas establishing prescriptive behavioral rules, expected interests, and restricted roles for men and women.
Historical Schema Revision Example: The New York Philharmonic during the 1920s and 1930s consisted exclusively of male musicians due to prevailing societal schemas regarding gender and musical competence; modern orchestra demographics have broadened as societal schemas evolved.
Decision-Making Architecture and Cognitive Heuristics
Dual-Process Thinking Systems:
System 1 (Implicit/Fast): Rapid, unconscious, automatic, low-effort processing relying on heuristics; highly efficient but vulnerable to systematic errors.
System 2 (Explicit/Slow): Controlled, conscious, deliberate, effortful processing; accurate but slow and resource-intensive.
Primary Tasks of Cognitive Processing:
Decision Making: Evaluating multiple competing options and choosing the optimal alternative (e.g., selecting between vacationing in Paris vs. Cancun).
Problem Solving: Identifying and executing steps to overcome obstacles impeding a desired goal (e.g., acquiring funds through employment to purchase an airline ticket).
Evolution of Decision Theory in Behavioral Economics:
Historical Classical View (Pre-1970s): Economists and psychologists operating under classical models assumed humans were completely "rational actors" who systematically and objectively evaluated all pros and cons before deciding.
Kahneman and Tversky Paradigm Shift: Cognitive psychologists Daniel Kahneman and Amos Tversky disproved the rational actor model through empirical research.
Demonstrated that human judgments continuously rely on unconscious heuristics, producing consistent, predictable cognitive biases.
Their groundbreaking integration of cognitive psychology and economics led to them being the first psychologists awarded the Nobel Prize.
Cognitive Biases in Judgment: Anchoring and Framing
Anchoring Bias:
The tendency to disproportionately rely or "anchor" on the first piece of numeric information received when making relative quantitative judgments or comparisons.
Classic Kahneman & Tversky Anchoring Experiment:
Group 1 Question: Was the telephone invented before or after the year ?
Group 2 Question: Was the telephone invented before or after the year ?
Follow-up Task: Participants were asked to estimate the exact year of invention.
Experimental Finding: Participants presented with the anchor estimated significantly later historical invention dates than those presented with the anchor.
Framing Effect:
The tendency for human decision-making to be heavily influenced by the phrasing or presentation style of choices, specifically whether options are highlighted in terms of potential gains or losses.
Loss Aversion:
An evolutionary human tendency to experience greater subjective emotional distress from potential losses than equivalent subjective pleasure from potential gains.
Academic Framing Example: When choosing between a course framed as having a pass rate versus one framed as having a fail rate, individuals instinctively favor the pass rate framing due to aversion to failure terminology, despite the options being mathematically identical.
Commercial Framing Example: Retail ground beef is labeled as " lean" rather than " fat" because highlighting the negative fat attribute triggers loss-aversive avoidance behavior.
Financial Loss Aversion Experiment: Studies evaluating subjective emotional responses show that the negative psychological impact felt from losing on an investment is significantly greater than the positive psychological satisfaction felt from gaining .