With over 25 years of experience delivering value through data warehousing and BI programs, John O’Brien's unique perspective comes from the combination of his roles as a practitioner, consultant, and vendor CTO in the BI industry. As a recognized thought leader in BI, John has been publishing articles and presenting at conferences in North America and Europe for the past 10 years. His knowledge in designing, building, and growing enterprise BI systems and teams brings real-world insights to each role and phase within a BI program. Today, John provides research, strategic advisory services, and mentoring that guide companies in meeting the demands of next-generation information management, architecture, and emerging technologies.