Activism is a concept investigated across social sciences, referring to the practices and processes of deliberate, often collective, action aimed at initiating, hindering, directing, or otherwise influencing social, political, economic, or environmental change. As an academic field, it examines the motivations, strategies, organization, and impact of individuals and groups who challenge existing power structures, norms, or policies through various means, ranging from advocacy and protest to consciousness-raising and direct action, providing crucial insights into social dynamics, power relations, and the mechanisms of societal transformation.