Who believed that the study of society should be accompanied by an effort to find practical solutions to social problems and developed the interactionist perspective theory?

Jane Addams

Explanation:

Jane Addams was an American feminist, pacifist, sociologist and reformer who fought throughout her life against the social ills such as reforms in child labor, prostitution, juvenile justice, working conditions, and civil rights. As per her sociological views, she merged the core principles of symbolic interactionism with cultural feminism and pragmatism theories to obtain practical solutions for the above-mentioned problems.