Week 4: Small group networks

Content for the week of Monday, February 2, 2026

Tuesday

Assignment Due:

• Reading Review Assignments
• R Lab 1
• R Lab 2 - Creating Networks

Readings:

• Krackhardt, D., & Hanson, J. R. (1993). Informal networks: The company behind the chart. Harvard business review, 71(4), 104-111.
• Katz, N., Lazer, D., Arrow, H., & Contractor, N. (2004). Network theory and small groups. Small Group Research, 35(3), 307–332.

Lecture video:

[14:43]

• Slides

Concepts:

• Informal networks
• Networks and group outcomes

Thursday

• If needed, finish R Labs 1/2
• Start R Lab 3 - Mutating and filtering