For example, a man might be a Beta in his personal relationships, a Sigma in his professional life, and an Alpha when leading ...

Alpha male: Taken from animal ethology, an alpha male is the dominant member of a group of males, or just a male who is in charge. (See "beta male" and "sigma male.") Ate/eat: Done very well ...

But here I’ll refrain from getting deep into the exotic maze of greek squiggles and contain myself to three of them—the sigma, the beta and the alpha. What are they? The sigma, ***σ:***Say ...