A psychologist is a person who has studied normal and abnormal mental states, perceptual, cognitive, emotional, and social processes and behaviour by experimenting with, and observing, interpreting, and recording how individuals relate to one another and to their environments. They offer appropriate advice on how to handle complex situations.
A lawyer or attorney is a person who practices law, as an advocate, counsellor, solicitor, preparing, interpreting and applying the law. Working as a lawyer involves the practical application of abstract legal theories and knowledge to solve specific individualized problems, or to advance the interests of those who hire lawyers to perform legal services. The role of the lawyer varies greatly across different legal jurisdictions.
Administration and Management include the activities of setting the strategy of an organization and coordinating the efforts of its employees (or of volunteers) to accomplish its objectives through the application of available resources, such as financial, natural, technological, and human resources.