1736 -Louis Euler: Mathematician
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Transcript of 1736 -Louis Euler: Mathematician
1736 -Louis Euler: Mathematician
Q. Can someone cross every bridge and return to the same spot?
A. No, odd number of bridges.
Mathematics:
Graph Theory
Node
Edge
7 Bridges of Königsberg
Social psychology(focus: small groups)
Psychology(focus: the individual)
Sociology(focus: society)
1800’s: Sociology and Psychology
Auguste Comte: unit of analysis = FAMILY
Georg Simmel: society is interaction among individuals
Membership in groups imposes obligations, provides benefits
1930’s: Jacob Moreno - PsychologistInterpersonal Relations
http://www.asgpp.org/docs/WSS/WSS.html
Journal: Sociemetry
1930’s: Jacob Moreno - Psychologist
Growth of Network Studies
Sociology: Smoking
Sociology: Obesity
Academia: CEOs & Boards
1994: 6 Degrees of Kevin Bacon
6 Degrees of Kevin Bacon
Created by three college students at Albright College in Pennsylvaniawhile they were watching Footloose.
LinkedIN: InMaps
LinkedIN: InMaps
http://inmaps.linkedinlabs.com/
Twitter: Social Network Analysis
Twitter: Pew Research
Twitter: Pew Research
Undirected Directed
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Undirected - Directed
Org Hierarchy
Business Applications
Organizational Design
Organizational Design
Wearable Sensors
Companies: Activate Networks
Companies: Activate Networks
Companies: Employee Capital
Companies: maven7
Companies: maven7
Companies: maven7
Companies: KXEN
Companies: KXEN
Company: Red Owl Analytics
Company: Social-3
Company: Social-3
Company: Sonamine
Company: Sonamine
Government: Homeland Security