SOCIALNETWORKINGSERVICES

Definition

1. Creation of a public or semi-private profile within a bounded system

2. Publicise shared connection with a host of other users

3. Visible connections of others in the system

Types

- Content Based- Pictures (Flickr, Zooom)- Music related (Last.fm)- Video related (Youtube)

- Community based- Lifestream (Facebook)- Microblogging (Twitter)- Blogging (Wordpress)- Niche Networks

(LinkedIn...)

Types

Launched in 2002Complement Ryze.comCompete against match.comView friends up to 4 degrees

Technical difficulties from rapid growthNew users upset cultural balanceSocial complexitiesGrowth of fake profiles

Aimed at estranged friendster usersPopular among indie-rock bandsContacted bands to know how they could support themFeatures added based on user demand

One directional or bi-directionalPeople searchRelationship labelsGroup collaborationsMulti user environment

Features & Developments

ConnectionsConnections

ConnectionsPrivate information shared

Features & Developments

PrivacyPrivacy

Uploading contentSharing online resourcesIntegration with websitesMicro bloggingLocation check in

Features & Developments

InformationInformation

GamesQuizzesPolls

Features & Developments

EntertainmentEntertainment

Mobile applications

Features & Developments

AccessibilityAccessibility

Payment systemscorporate pages

Features & Developments

BusinessBusiness

Social Networking: An Internet Addiction?

• Have you heard of the term Internet Addiction Disorder? What about Facebook Addiction, Internet Junkie, Net Junkie, or Nethead? Any of these labels sound familiar?• What about "online-a-holic?”

Issues

Issues

There is often a disconnection between students' desire to protect privacy and their behaviors; teens are not aware of the public nature of the Internet.Trust and usage goals may affect what people are willing to share.Facebook users express greater trust in Facebook than MySpace users do in MySpace and thus are more willing to share information on the site.

Issues

PrivacyPrivacy

Jagatic, Johnson, Jakobsson, and Menczer (2007) used freely accessible profile data from SNSs to craft a "phishing" scheme that appeared to originate from a friend on the network; their targets much more likely wanted to give away information to this "friend" than to a perceived stranger.

Issues

Teens are aware of potential privacy threats online and many are proactive about taking steps to minimize certain potential risks. 55% of online teens have profiles, 66% of whom report that their profile is not visible to all Internet users (Lenhart & Madden, 2007). Of the teens with completely open profiles, 46% reported including at least some false information.

Issues

According to Maressa Orzack, director of the Computer Addiction Study Center at Harvard University's McLean Hospital, between 5% and 10% of Web surfers suffer some form of Web dependency.

Issues

AddictionAddiction

The age group that dominates social networking sites is 35 to 44, and only 3% are aged 65 or older. Some of those users are spending 8 billion minutes online at Facebook alone - sending daily messages, joining groups, tagging photos, updating one's status, sending and accepting friend requests, creating and managing farms, and decorating rooms - it's a fairly long and time consuming list.

Issues

Who dominates Who dominates social networking?social networking?

Nearly half of six to 11-year-olds spend one to two hours per day using the internet to play games but only 10 percent use the internet daily to do their homework.50 percent of children aged between 12 and 17 use social networking sites every day while only 16 percent use the internet daily for homework.

Issues

ChildrenChildren

Many people unconsciously use the fantasy world of the Internet to escape unpleasant family dynamics, drug abuse, alcoholism, or stressful work-related conditions and often turn to the Internet and social networks for comfort, familiarity, or support.

Issues

Reasons Reasons for addictionfor addiction

The average person has in fact double the amount of online friends than physical ones, according to research commissioned by the Cystic Fibrosis Trust, which found users of such sites have 121 online friends compared with 55 physical friends.

Issues

Do social Do social networks ruin networks ruin true friendships?true friendships?

People tend to be more open, confident and honest with their virtual friends than their "real" counterparts.One in 10 people has either met their best friend online or believe they will meet lifelong friends on the web.

Issues

Do not post private information, including your cell phone number, home address, class schedule, social plans, etc. unless you are prepared for anyone to find you/track you down, any time of the day or night.

Issues

How to stay safeHow to stay safe

Do not post anything that might be embarrasing to you in a potential employment situation. Adjust your privacy settings so as to control who has access to your personal information

Issues

Social networking sites collect large amounts of data, which can more or less precisely describe our lives.

This data can be studied, visualized, and analyzed for many purposes.

Never before in the human history had we so much specific information about people’s social lives.

Structure

StructureStructure

Graph based visualisation-nodes,-connections..

Social Network measures :-‚Betweennes’,-Centrality

Structure

Source : facebook app - TouchGraph

Visualization

Analyzing specific features-Obesity,-Smoking habits-Interests-Education-Personalities

Analysis

Analysis

•Social clusters –•Obesity on facebook

Scientific Approach :

- There are attempts to prove sociological theories through experiments on empirical data collected thanks to online social networking services.

Analysis

Theory based on social networks’ data

1 ~ 0km2 - 0.416km3 - 2.4km,4 – 5.44km5 – 14.88km, 6 – 753.6km

Issues

• Nicholas A. Christakis• Harvard University, social

networks researcher

•More information on • http://christakis.med.harvard.edu/

• Full presentation at TED.com :• http://www.ted.com/talks/lang/eng/

nicholas_christakis_the_hidden_influence_of_social_networks.html

• http://fraser.typepad.com/socialtech/files/social-networking-overview.pdf• http://wiki.answers.com/Q/

Which_was_the_first_social_networking_site• http://jcmc.indiana.edu/vol13/

issue1/boyd.ellison.html

Bibliography