This document discusses several theories of career choice, including Holland's theory of vocational personalities, Gottfredson's theory of circumscription and compromise, and social-cognitive career theory. It explains key aspects of each theory, such as Holland's six career personality types and Gottfredson's stages of career development from childhood through adolescence. The document also covers Parson's theory of matching talents to careers and Krumboltz's theory emphasizing dealing with changing social factors and career opportunities. Overall, the theories aim to improve understanding of career decision-making and guidance.