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  • 1. Keenan Cahill
    http://blogs.citypages.com/gimmenoise/2010/11/keenan_cahills.php
  • 2. By: Carrie Reardan
    http://www.bnl.gov/bnlweb/pubaf/pr/photos/2008/05/Barabasi-300.jpg
    http://aworkinglibrary.com/library/book/linked/
  • 3. Node
    Link
    http://1.bp.blogspot.com/_lA1efR5KlfQ/SwseyRkn-MI/AAAAAAAAAhY/SMdU-pHGTXM/s1600/Link%20Building%20-%20Link%20Juice1.png
  • 4. Number of Nodes with X Links
    Number of Links
    http://3.bp.blogspot.com/_X_HUnNaFPAo/SU-wwhN_YjI/AAAAAAAAAeI/kITOkwd6rOo/s1600-h/bell_curve.jpg
  • 5. Number of Nodes with X Links
    Number of Links
    http://www.domesticatingit.com/wp-content/uploads/2010/06/PowerLaw1.png
    Power Law Distribution
  • 6. At one point Steve Hofstetter had over 200,000 friends
  • 7. Diffusion Model
  • 8.
  • 9. Threshold:
    Am I willing to invest $40 in a neck-basket?
  • 10. http://www.thinkstockphotos.com/image/100690894
  • 11. Marketing
    Social Networking
    Spread of Disease
  • 12.
  • 13.
  • 14. http://www.outing-cancer.net/hubs.php
  • 15. http://www.everseradio.com/bethany-brings-us-top-five-people-demonized-as-disease-vectors/
  • 16. http://www.google.com/imgres?imgurl=http://aidwatchers.com/wp/wp-content/uploads/2010/10/linear-power-law-chart.gif&imgrefurl=http://aidwatchers.com/2010/10/development-the-greatest-story-ever-told/&usg=__Yw4FeH4A8Xq92y_NoYQi4RSTkX4=&h=410&w=600&sz=21&hl=en&start=0&sig2=SkcocJ6z3LlD2awQ__pjGQ&zoom=1&tbnid=eDbezDsO5vx6CM:&tbnh=133&tbnw=195&ei=aTv9TLCYC4-gnQf4zfnICg&prev=/images%3Fq%3Daids%2Bpower%2Blaw%26um%3D1%26hl%3Den%26biw%3D1366%26bih%3D601%26tbs%3Disch:10%2C3420%2C342&um=1&itbs=1&iact=hc&vpx=510&vpy=70&dur=2122&hovh=185&hovw=272&tx=167&ty=133&oei=aTv9TLCYC4-gnQf4zfnICg&esq=1&page=1&ndsp=19&ved=1t:429,r:15,s:0&biw=1366&bih=601
    Follows the power law
  • 17.
    • Dugas= hub
    • 18. 250 partners/ year
    • 19. 40/249 infected people relate to Dugas
  • Who should get treatment?
    Children vs. Sexually Active Hubs
    http://www.nytimes.com/2008/03/09/world/africa/09safrica.html?_r=1
  • 20. Networks We are Connected To
  • 21. Things to Think About
    Hubs we connect to and that connect to us
    Protecting networks
    Preventing spread of negative innovations
    Promoting spread of positive innovations
    How everyday networks affect us

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