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The Psychology of Groups, Reflection 1 – Need to Belong and Identity
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The Psychology of Groups
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Need to Belong
The need to belong is a natural and instinctive human drive to form social relationships and maintain meaningful connections with others
Humans seek inclusion because belonging provides emotional security, support, and validation
When the need to belong is not fulfilled, people often experience loneliness, distress, or emotional pain
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Ostracism
Ostracism occurs when an individual is excluded, ignored, or rejected by a group through reduced or eliminated social contact
Being ostracized can damage self-esteem, emotional health, and sense of belonging
Even subtle exclusion, such as being ignored in conversations, can create psychological distress
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Social Identity Theory
Social identity theory explains that group membership becomes part of a person’s self-concept and influences self-esteem
People identify strongly with groups they belong to, such as cultural, academic, sports, or friendship groups
Collective self-esteem refers to feelings of self-worth based on group membership and relationships with others
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Social Facilitation
Social facilitation is the improvement in performance when people work in the presence of others, especially on well-learned or simple tasks
Triplett’s research showed children performed better when competing with others than when working alone
Zajonc found that social facilitation depends on task difficulty, with better performance on simple tasks but worse performance on difficult or unfamiliar tasks
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Example: Playing cricket better in competition but performing worse on a new difficult skill under pressure
Social Loafing
Social loafing occurs when individuals reduce effort when working in a group compared to when working alone
People may assume others will compensate for their reduced effort, decreasing accountability
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Improving Teamwork
Effective teamwork depends on shared understanding, communication, and group commitment
A shared mental model refers to common knowledge, expectations, and understanding of tasks, procedures, and goals among group members
Group cohesion refers to the unity and strong interpersonal bonds among members that increase commitment to shared goals
Teams with strong cohesion and clear shared understanding perform better and coordinate more effectively
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Group Decision-Making
Group decisions are often stronger than individual decisions because they combine multiple perspectives, knowledge, and experiences
However, group decisions are not always better because social pressures and poor communication can create mistakes
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Group Polarization
Group polarization occurs when discussion pushes group members toward more extreme positions that align with the group’s initial majority opinion
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Common Knowledge Effect
The common knowledge effect occurs when groups spend more time discussing information everyone already knows while ignoring unique information held by only a few members
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Example: A project team only discussing obvious ideas instead of specialized suggestions from one member
Groupthink
Groupthink is a negative group decision-making process where highly cohesive groups prioritize agreement over critical thinking and realistic evaluation
Members may self-censor, avoid disagreement, and conform to maintain harmony
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Causes of Groupthink
Cohesion increases conformity because strong group bonds make members less likely to challenge decisions
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Reflection 1 – Need to Belong and Identity
Learning about groups made me realize how important social belonging is for emotional well-being. I noticed that being part of groups such as school communities, friendships, or sports teams affects confidence and identity. When people are excluded, it can feel emotionally painful even if the exclusion seems small. This helped me understand why humans seek connection so strongly and why loneliness can be so difficult. It also made me reflect on how much group membership shapes self-esteem.
Reflection 2 – Group Projects and Social Loafing
The concept of social loafing immediately connected to my own experiences with group projects. I have seen situations where some members contribute less because they assume others will do the work. This often creates frustration and lowers the quality of the final result. Learning about shared mental models and group cohesion helped me understand what makes teams more effective. It made me think about how better communication and accountability can improve teamwork.
Reflection 3 – Decision-Making and Groupthink
Learning about groupthink changed how I think about group decision-making. I used to assume that groups naturally make better decisions because more people contribute ideas. However, I now understand that pressure to agree and avoid conflict can actually create worse outcomes. This made me realize how important disagreement and critical thinking are in team settings. It also made me more aware of how leadership and stress influence group decisions.