---
title: "1 Irving Janis Quotes - Famous Psychologist"
description: "American psychologist (1918–1990)... | Irving Lester Janis was an American research psychologist at Yale University and a professor emeritus at the Univ..."
image: "https://sms4smile.com/quotes/wp-content/uploads/sms4s/authors/processed/b167/author-irving-janis-243966.jpg"
---

![Portrait of Irving Janis](https://sms4smile.com/quotes/wp-content/uploads/sms4s/authors/processed/b167/author-irving-janis-243966.jpg)

# Irving Janis

(1918–1990)   Psychologist

 **1** quotes in **22** categories

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Irving Janis was a psychologist.

## Quick Facts About Irving Janis

Born May 26, 1918

Died November 15, 1990

Profession Psychologist

## About Irving Janis

American psychologist (1918–1990)... \| Irving Lester Janis was an American research psychologist at Yale University and a professor emeritus at the University of California, Berkeley most famous for his theory of "groupthink", which described the systematic errors made by groups when making collective decisions. A Review of General Psych

##  Quotes by Irving Janis

> [The advantages of having decisions made by groups are often lost because of powerful psychological pressures that arise when the members work…](https://sms4smile.com/quotes/irving-janis/the-advantages-of-having-decisions-made-by-groups-are-often-lost/)

[Irving Janis](https://sms4smile.com/quotes/author/irving-janis/)

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[Image](https://sms4smile.com/quotes/i/716/irving-janis-243966_advantage_the-advantages-of-having-decisions-made_1506446.png)

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