
On Point with Meghna Chakrabarti The big impact of small interactions
Nov 27, 2025
Join Jeffrey Hall, a communication studies professor, and Andy Merola, a professor at UC Santa Barbara, as they delve into the transformative power of small interactions. They explore why brief negative encounters leave a lasting impact and discuss how everyday acts of kindness can shape our social fabric. The conversation highlights the importance of perceived partner responsiveness in communication and warns against limiting our connections to similar individuals, emphasizing the need for diverse interactions to foster empathy and hope.
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Negativity Bias Magnifies Small Slights
- Jeffrey Hall explains single negative interactions echo far longer due to our brain's negativity bias.
- Negative moments carry more weight and can undo many positive interactions.
Small Interactions Build Relationships
- Andy Merola highlights that humans need both energy-intensive and low-energy interactions to build relationships.
- Short, frequent encounters (hellos, chit-chat) help form new social ties alongside deeper exchanges.
Negative Acts Outweigh Positive Norms
- Andy Merola cites research showing one negative behavior outweighs multiple positive ones (e.g., Gottman's 5-to-1).
- Social systems' norms determine baseline expectations for everyday interactions.




