Structure and personal context of locus of control was studied. Data o
btained were compared with those of J. Rotter, H. Levenson and G. Gram
nen. Adequacy of differentiation of three characteristics in the locus
of control was confirmed, namely internality, externality conditioned
by others, and externality conditioned by situation. Relation between
these characteristics and personal features was retraced, e.g., achie
vement motivation, anxiety, etc.