Teorias da Comunicação - Modelo de Lasswel

Summary

The video script discusses the evolution of communication theories, focusing on the hypodermic needle model and the mathematical model of communication. It emphasizes the shift from considering communication as a one-way, passive process to recognizing the active role of the audience. The speaker encourages students to engage with the material, ask questions, and understand the historical context of communication studies, highlighting the importance of feedback and the impact of messages in society.

Takeaways

• 😷 The script emphasizes the importance of health and hygiene practices during the pandemic, such as staying at home and washing hands.
• 📚 It discusses the shift to online video lessons as a more didactic and fast way to continue education, specifically in communication theories.
• 🗓️ The script clarifies that there is no assignment due in June, and instead focuses on understanding communication theories until May.
• 🤔 It invites students to ask questions about the theories via video comments or WhatsApp to clear doubts and engage in discussion.
• 📈 The script introduces the hypodermic needle theory, which suggests that information is injected into people's minds, reflecting an outdated model of communication.
• 🔢 It mentions the mathematical model of communication, highlighting the early attempts to understand communication through a technical lens.
• 👤 The script presents Harold Lasswell, a sociologist who contributed to the study of communication, sociology, and psychology.
• 🔗 It explains the 'Lasswell model' or 'link model' which focuses on the technical conditions of message transmission rather than the message content or its effects.
• 📡 The script describes the early components of communication models, including the transmitter, channel, noise, and receiver, in the context of radio technology.
• 📉 The script critiques the oversimplification of communication as a purely technical process, noting the importance of message content and audience reaction.
• 🌐 It touches on the impact of World War II on communication technology and the evolution of communication studies beyond just technical aspects.

Q & A

What is the main purpose of the video script?

The main purpose of the video script is to discuss and explain various theories of communication, with a focus on the hypodermic needle theory and the Lasswell model, and to encourage students to ask questions and engage in the learning process.

What is the hypodermic needle theory in communication?

The hypodermic needle theory, also known as the 'magic bullet' theory, suggests that media messages have a direct and powerful effect on the audience, influencing their thoughts and behaviors as if injected with a needle.

Who is Lasswell and what is his contribution to communication studies?

Lasswell was a sociologist who contributed significantly to the study of communication. He is known for his model of communication, which focuses on the technical aspects of message transmission rather than the message content itself.

What is the significance of the Lasswell model in understanding communication?

The Lasswell model is significant because it introduced a more technical approach to understanding communication, emphasizing the process of message transmission and the role of feedback in the communication process.

What are the main components of the Lasswell model of communication?

The main components of the Lasswell model include who is saying what (the message), to whom (the audience), through what channel (the medium), and with what effect (the reception and feedback).

How does the script address the issue of 'noise' in communication?

The script addresses 'noise' as any interference or distortion in the communication process that can affect the clarity and understanding of the message, using examples such as the game of telephone and the concept of fake news.

What is the role of feedback in the Lasswell model?

In the Lasswell model, feedback is crucial as it represents the reaction of the audience to the message, allowing for an understanding of the message's impact and effectiveness.

How does the script differentiate between the hypodermic needle theory and the Lasswell model?

The script differentiates the two by highlighting that the hypodermic needle theory assumes a passive audience and a direct effect of media messages, while the Lasswell model considers the communication process as more complex, involving technical aspects and audience feedback.

What is the historical context mentioned in the script related to communication studies?

The historical context mentioned includes the post-World War II era, the golden age of radio, and the influence of American culture and technology on global communication during the mid-20th century.

What are some of the limitations of the hypodermic needle theory discussed in the script?

Some limitations of the hypodermic needle theory discussed in the script include its assumption of a passive audience, the lack of consideration for individual differences among audience members, and the disregard for the quality and context of the information being communicated.

How does the script suggest students engage with the content and ask questions?

The script encourages students to ask questions through various channels, such as direct messages, WhatsApp, or in the comments section of the video, to foster a deeper understanding and engagement with the theories discussed.