This special issue looks at how big data affects business decisions, processes, and organizational change within organizations. The issue starts with a review of the latest research in the field, including key developments and ongoing debates. The literature review shows how Big Data is affecting how organizations work, including ethical issues, internal rules, and using new technology. Next, the issue presents three key papers on how Big Data affects modern organizations. The first paper looks at how Big Data how Big Data is helping to make cities smarter. The third paper looks at how new technologies like artificial intelligence, blockchain, and quantum computing affect financial organizations. Together, these contributions show the need to balance innovation with risk management. They advocate for ethical considerations and policy frameworks as organizations navigate the complexities of the Big Data era. This essay of synthesis, from literature review to focused studies on decision‐making, operations, and organizational change, provides a holistic understanding of the role of Big Data in shaping the future of business.