Communication in Extension Education
Origin
- Derived from Latin word “Communis” meaning common.
- Communication = Transmission of ideas, information, emotions, and skills using symbols, words, figures, graphs, etc.
📘 Definitions
- Leagans: “Process by which two or more people exchange ideas, facts, feelings or impressions for common understanding.”
- Rogers & Shoemaker (1971): “Process by which message is transferred from a source to receiver.”
- Van den Ban & Hawkins (1988): “Sending & receiving messages through a channel to establish common meaning.”
Nature of Communication
- A dynamic, continuous, reciprocal process.
- Includes 3 Phases: Expression → Interpretation → Response
- Perfect communication is rare.
Flow of Communication
- Downward – Superior to subordinate
- Upward – Subordinate to superior
- Horizontal – Same hierarchical level
🎯 Purpose of Communication
- Aristotle – Persuasion
- Schramm (1968) – Immediate and delayed reward
- Festinger (1957) – Consummatory & instrumental
- Berlo (1960) – Behavior-centered (Influence)
Functions of Communication
- Information – For understanding & adaptation
- Command/Instructive – Mainly in formal settings
- Influence/Persuasive – To change behavior
- Integrative – To maintain stability & identity
Levels of Communication (Thayer)
- Intrapersonal – With oneself (e.g., reading newspaper)
- Interpersonal – Face-to-face, includes feedback
- Organizational – Within organizations
- Inter-organizational – Between organizations (e.g., MANAGE & IARI)
Models of Communication
|
Model |
Elements |
Remarks |
|
Aristotle |
Speaker, Speech, Audience |
First model, Persuasive |
|
Lasswell |
Who, Says What, In Which Channel, To Whom, With What Effect |
One-way; useful in propaganda |
|
Shannon & Weaver |
Source, Transmitter, Signal, Receiver, Destination (Noise included) |
Info Theory; suited for mass communication |
|
Schramm |
Source → Encoder → Signal → Decoder → Receiver |
Mass media |
|
Berlo (SMCR) |
Source, Message, Channel, Receiver |
Behavioral focus |
|
Leagans (1963) |
Communicator, Message, Channel, Treatment, Audience, Response |
Best for Extension |
|
Rogers & Shoemaker |
Source → Message → Channel → Receiver → Effect |
Communication + Diffusion |
Theories of Communication
- Linguistic Theory – Williams: Meanings are in people, not words
- Psycholinguistics Theory – Code behavior
- Mass Comm. Theory – DeFleur
- Balance Theory – Heider
- Role Taking Theory – George Mead
- “Medium is the Message” – McLuhan
- Communication IQ – Bhajna
- Communication Competency – Hymes
- Key Communicator Concept – Lazarsfeld
Senses Used in Communication (Haas & Parker, 1964)
|
Sense |
Contribution |
|
Sight |
87% |
|
Hearing |
7% |
|
Smell |
3.5% |
|
Touch |
1.5% |
|
Taste |
1% |
📬 Elements of Communication (Leagans Model)
- Communicator – Sender, credible, e.g., Extension agent
- Message – Timely, Specific, Credible
- Distortion Types (Kirk): Systematic, Fog, Mirage
- Channel – Bridge for message
- Types:
- Personal Localite – Villagers, leaders
- Personal Cosmopolite – Extension agents
- Impersonal Cosmopolite – Mass media
- Contact: Individual, Group, Mass
- Types:
- Audience Response – Final goal of communication
- Feedback – Audience reaction → Communicator
Communication Statistics
- Verbal communication distortion – ~30%
- Time spent on verbal communication – ~70%
- Q: From which Latin word is the term “Communication” derived? Communis, meaning “common”.
- Q: Who said “The purpose of communication is to influence”? Berlo (1960).
- Q: According to Aristotle, what is the prime goal of communication? Persuasion.
- Q: Who proposed the two-step flow model of communication? Lazarsfeld.
- Q: Who gave the concept of “Key Communicator”? Lazarsfeld.
- Q: What is the percentage contribution of sight in communication, as per Haas & Parker (1964)? 87%.
- Q: Which model of communication includes the elements: Source, Message, Channel, Receiver, Effect? Rogers and Shoemaker Model.
- Q: What is the most popular method to identify key communicators in a village? Sociometric Method.
- Q: Who gave the first model of communication? Aristotle.
- Q: What is the art of communication? Listening.
- Q: Who said “Medium is the message”? McLuhan.
- Q: Which model introduces the concept of ‘Noise’ in communication? Shannon and Weaver Model.
- Q: Who gave the dimensions of message as Code, Content, and Treatment? Berlo.
- Q: What is the terminating element in the communication process? Audience response.
- Q: What are the three phases involved in every act of communication? Expression, Interpretation, Response.
- Q: What are the 3 types of communication distortions according to Kirk? Systematic, Fog, Mirage.
