The article deals with the study of relationship of the level of personal m
achiaveilianism and the subject's tendency to fib in the situations of inte
rpersonal communication. Three hypotheses have been proved: 1) people, incl
ined to fib, in experiments show high marks by machiavellianism scale; 2) t
hey have a relatively low level of selfrespect and low selfesteem of moral
qualities of personlity by <<Personality differential>>, low marks in altru
ism factor of Liri's method and, on the contrary, high marks in suspiciousn
ess factor; 3) in women's personality structure machiavellianistic attitude
s and abilities are less expressed than those in men's, therefore the psych
ological basis of understanding of fib situations are primarily different i
n women and men.