There are four basic personality types: A, B, C, and D. Each has strengths and weaknesses influencing hiring and retention, as well as management strategy.
Knowing personality types
Why Your Myers-Briggs Personality Type Is Meaningless
Type A and B personalities, Health & wellbeing
Defining 40 Personality Traits at Work
Sprenger and Friedman & Rosenman personality theories
The 4 Different Personality Types
Type A B C D Personality Test - wikiHow
The Most Common Type A Personality Traits – Forbes Health
The advantages and challenges in the workplace for a type B
Do You Have Type D Personality Traits? The Signs And What To Do