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Cave man era.....

- Sign Languages

- Drawings

- Engravings

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HumanMessengers

Pigeons Fire Beacons Mirrors Flags

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Morse Code

- use dots & dashes to represent letters

- transmit information through long

distances

Telegraphs/ WirelessTelegraphs

Telephone Radio/Television Mobile Devices; Cellular 

Phones, Walkie-Talkies

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Voice mails, answeringmachines

Electronic mails Instant online

messaging services Teleconferencing

Mobile communication CNN Video (2) Wireless

Widgets

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New technologies

◦ Extensions and convergences of traditional

forms of communication.

◦ Interconnectivity – devices are connected toeach other to facilitate communication.

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Computer-mediatedcommunication (CNN Video:Computer and Society)◦ Internet links people and

databases.◦ Computer technologies add

speed in sending and receivinginformation.

◦ Virtual offices link private

workspaces.◦ People communicate differently

than face-to-face.

◦ Increases control overinformation activities.

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© Jason Harris. Wadsworth-Thomson Learning. All Rights Reserved.

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Managing informationflow and overload

◦ Many feel overwhelmed bythe amount of informationthey receive.

◦ Information overload – wereceive more informationthan we can manageeffectively.

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Ensuring democratic access

◦ Technologies will encourage a

“global community” – participationnot constrained by geographiclocation.

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Individuals against institutions: A Case

Study of NTU Censorship

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◦ Citizen Journalism

◦

Information and knowledge = power: thepowerful individuals:

Intelligent consumers with greater

bargaining power

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RegulatingCyberspace◦ Cyber security and

cyberethics (CNN Video

(2): Cyberethics andKids)

◦ Some companies onthe net are

endangering yourhealth.

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Fragmentation vs.globalisation/homogenisation

Virtual world vs. real world

Alienated human relationship Nonlinear thinking More self-centred people Loss of jobs

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 The End

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